This list is obviously not full and is under construction. Note that in many cases there are ambiguities - the same abbreviation may apply to more than one person; in such cases, it has to be decided by context - e.g. country, mint and time (when the coin was issued).
AB (stylised A over B) - Aaron Baggio. Royal Australian Mint, on coins issued for Australia.
AH - Aleysha Howarth. Perth Mint, on coins issued for Australia and Tuvalu.
A.H - Helmut Andexlinger. Austrian Mint, on coins issued for Austria and other countries in the Eurozone.
AL - Alice Lediard. Royal Mint, on coins issued for the United Kingdom (2023).
ALS - Arthur Sutherland. South African Mint, on coins issued for South Africa.
AM - Alfred (Al) Maletsky. Franklin Mint (1976 - 1992). U.S. Mint, on coins issued for the United States (1993 - present).
AS - Aleksandra Stokic. Royal Australian Mint, on coins issued for Australia.
AWB - Adam William Ball. Royal Australian Mint, on coins issued for Australia and the Solomon Islands.
B - [Charles] Barber. U.S. Mint, on silver coins issued for the United States (1892 - 1916).
B - for a monogram that looks like an ornate B, see PB.
BB (ornate handwritten monogram) - Bodo Broschat. On Euro coins issued by Germany.
BF - Barbara Fox. U.S. Mint, on coins issued for the United States (2012 - 2017).
BK - Bronwyn King (later name Bronwyn Scott - see BS). Royal Australian Mint, on coins issued for Australia (2015 - 2022).
B.P. - Benedetto Pistrucci. Royal Mint (and colonial branch mints), on coins issued for the United Kingdom, most notably the Saint George design used on crowns and sovereigns (1816 - present).
BR - Bruce Rushin. Royal Mint, on coins issued for the United Kingdom - the definitive £2 "Technology" type (1997 - present).
BS - Bronwyn Scott (earlier name Bronwyn King - see BK). Royal Australian Mint, on coins issued for Australia (2021 - present).
BS - Benjamin Sowards. U.S. Mint, on coins issued for the United States.
BW - Bernd Wendhut. On Euro coins issued by Germany.
CAC - Craig Campbell. U.S. Mint, on coins issued for the United States.
CD - Christian Davies. Royal Mint, on coins issued for the United Kingdom.
Ch - František Chochola. On Deutsche Mark and Euro coins issued by Germany (1999 - 2021), and on Euro coins issued by San Marino.
CLS - Coert Laurens Steynberg. Rand Refinery (producer of the Krugerrand) and the South African Mint on other coins issued for South Africa.
CLV - Charles L Vickers. Franklin Mint (1976 - 1985). U.S. Mint, on coins issued for the United States (2003 - 2016).
CM - C Moses. South African Mint, on coins issued for South Africa.
CP (monogram) - Chiara Principe. Italian Mint, on coins for San Marino and the Vatican; PowerCoin, on coins for Palau; the (modern) East India Company on coins issued for Saint Helena
CT - Cecil Thomas. Royal Mint, on coins issued for the United Kingdom. Also designed the Crowned Portrait of Queen Elizabeth II used on colonial coinage, where his initials are incuse on the neck truncation and can only be seen at an angle.
CTC - Chris Costello. U.S. Mint, on coins issued for the United States (2013 - present).
DB - Darryl Bellotti. Perth Mint, on coins issued for Australia and Cook Islands (2009 - 2012).
DE (D and hand written e slightly lower) - Donald (Don) Everhart II. Franklin Mint. U.S. Mint, on coins issued for the United States.
DES. - [George William] de Saulles. Royal Mint, on coins issued for the United Kingdom displaying his bare-headed portrait of King Edward VII (1901 - 1910, reissued as commemorative in 2022), and colonial coinage displaying the crowned bust of King Edward VII (1901 - 1910).
DH - Dominique Holmes. Royal Mint, on coins issued for the United Kingdom (2022).
DT - Dan Thorne. Royal Mint, on coins issued for the United Kingdom.
DW - Donna Weaver. U.S. Mint, on coins issued for the United States (2000 - present).
EA (monogram, rounded E overlaid with A) - Emerson Gerdan Abraham. APMEX, on coins issued for the Niue (2021 - present).
EC (monogram, E above C) - Eric David Custer. U.S. Mint, on coins issued for the United States (2023).
EF - Edgar Fuller. Royal Mint, on coins issued for the United Kingdom (1953 - 1970, also 2014, 2022).
EH - Elana Hagler. U.S. Mint, on coins issued for the United States.
ER (stylised monogram) - Eugen Ruhl. On Euro coins issued by Germany (2013).
ESD - Emily Damstra. U.S. Mint, on coins issued for the United States.
FB - Friedrich Brenner. On coins of Germany (2008 - 2015).
FM (monogram, M inside F) - Mária Filová. Czech Mint, on coins issued for Niue (2018 - present).
G (in circle) - [Vladimir] Gottwald. Royal Australian Mint - designed an effigy of Queen Elizabeth II for use in Australia only, as well as reverses for some commemorative coins.
GD - Glyn Davies. Royal Mint, on coins issued for the United Kingdom (2015 - 2019). Also designed a portrait of King Charles III used by other mints on coinage for various Commonwealth territories.
HDG - Henry Gray. Royal Mint, on coins issued for the United Kingdom (2017 - present).
HH - Heinz Hoyer. On coins of the German Democratic Republic and Germany (1983 - present).
HH - Horst Hahne. Royal Australian Mint, on coins issued for Australia (1988 - 1999).
HP - [Thomas] Humphrey Paget. Royal Mint - designed the effigies of King Edward VIII and King George VI, the latter used extensively on British and colonial coinage. Also some reverse designs for same.
HP (monogram) - Petr Horák. Czech Mint, on coins issued for Niue (2021).
H.P - Hannah Phizacklea. Royal Mint, on coins issued for the United Kingdom (2022).
IJ - Ing Ing Jong. Perth Mint, on coins issued for Australia and Tuvalu.
IRB - Ian Rank-Broadley. Designed the Fourth Definitive Portrait of Queen Elizabeth II for the Royal Mint, which is used extensively by many other mints for the coinage of Commonwealth countries where she is head of state (and for commemorative coins in some places where she is not?!),
JB - [Reginald George] James Berry. Royal Mint, on coins issued for New Zealand and dependencies. Also designed an effigy of Queen Elizabeth II for use in New Zealand only.
JB - John Bergdahl. Royal Mint, on coins issued for the United Kingdom; Perth Mint, on coins issued for Australia.
JB - James Butler. Royal Mint, on coins issued for the United Kingdom. He also designed an effigy of Queen Elizabeth II used on commemorative coinage on the occasion of her 90th birthday.
JC - Jody Clark. Designed the Fifth Definitive Portrait of Queen Elizabeth II for the Royal Mint, which is used in the United Kingdom, as well as Australia and Saint Helena in an uncouped version; also many reverse designs. Commonwealth Mint: Gothic portrait of Queen Elizabeth II used on some Alderney coins, as well as many reverse designs for various other countries.
JF - John Flanagan. U.S. Mint, on coins issued for the United States; on his portrait of George Washington the initials are on the neck truncation.
JFM - Joseph Francis Menna. U.S. Mint, on coins issued for the United States.
JG - Justin Graham. Perth Mint, on coins issued for Australia.
JI - Joel Iskowitz. U.S. Mint on coins issued for the United States; APMEX, on coins issued for Niue; B.H. Mayer, on coins issued for the Cook Islands; the (modern) East India Company on coins issued for Saint Helena. He also designed an effigy of Queen Elizabeth II used by the Commonwealth Mint on commemoratives of British territories.
J.J. - Joaquin Jimenez. Paris Mint, on coins issued for France and other countries in the Eurozone; on coins issued for France only (i.e. not common issues for all Eurozone member states), he has a privy mark and not initials.
JK - Justin Kunz. U.S. Mint, on coins issued for the United States.
JM - John M. Mercanti. U.S. Mint on coins issued for the United States; Perth Mint, on coins issued for Australia (the Australian Wedge-tailed Eagle range); B.H. Mayer, on coins issued for the Cook Islands.
JM - Jennifer McKenna. Perth Mint, on coins issued for Australia (except on the Australian Wedge-tailed Eagle range) and Tuvalu.
JN - Jennie Norris. U.S. Mint, on coins issued for the United States (2021). East India Company (modern), on coins issued for St. Helena (2022).
J.O - Jonathan Olliffe. Royal Mint, on coins issued for the United Kingdom (2023).
JPM - John P. McGraw. U.S. Mint, on coins issued for the United States.
JR - Jovan Radanovich. Perth Mint, on coins issued for Australia.
JT (monogram - like a crossed J) - Jordi Truxa (named Jordi Regel before 2009). On coins of Germany (2009 - ).
J. v. Z. - Jan van Zyl. South African Mint, on coins issued for South Africa (1965 - 1990).
KB - Kevin Bynder. Perth Mint, on coins issued for Australia (2022).
KG - [George] Kruger Gray. Royal Mint - designed a large number of British and colonial coins.
LA - Leslie Adonis. Perth Mint, on coins issued for Australia (1992 - 1993).
LA - Lydia Ashe. Royal Australian Mint, on coins issued for Australia (2020).
LB - Lucas Bowers. Perth Mint, on coins issued for Australia and Tuvalu.
LC - Laura Clancy. Royal Mint, on coins issued for the United Kingdom (2016 - present).
LDL - Lourens De Lange. South African Mint, on coins issued for South Africa (1979 - 1982).
LGF - Laura Gardin Fraser. U.S. Mint, on coins issued for the United States; on her portrait of George Washington the initials are on the neck truncation (2022 - present).
LK - Louis Kwan. Perth Mint, on coins issued for Australia.
LL - Linda Lotriet. South African Mint, on coins issued for South Africa (1990 - present).
LL (monogram) - Luc Luycx. Designed the reverse of the circulating Euro coins, so his monogram is seen on coins issued by multiple mints and countries in the Eurozone (1999 - present).
LM - Louie Maryon. Royal Mint, on coins issued for the United Kingdom (2023).
LP - Louise Pinder. Perth Mint, on coins issued for Australia.
LV - Linda Vermeulen. South African Mint, on coins issued for South Africa (1986).
M - [Hermon Atkins] MacNeil. U.S. Mint, on coins issued for the United States - the Standing Liberty Quarter Dollar (1916 - 1930).
MASCHERINI - Remo Mascherini. Swissmint, on coins issued for Switzerland (2019 - present).
MD - Motshabi Daisy Mothobela. South African Mint, on coins issued for South Africa (2004 - 2016).
MD (monogram) - Martin Dašek. Czech Mint, on coins issued for Niue.
MG - Mary Gillick. Royal Mint. Designed the First Definitive Portrait of Queen Elizabeth II used extensively on the coinage of the United Kingdom and Commonwealth countries, where her initials are incuse on the neck truncation and can only be seen at an angle.
MG - Mathew Gee. Perth Mint, on coins issued for Australia.
MG (monogram) - Michael Gaudioso. U.S. Mint, on coins issued for the United States (2008 - 2020).
mh (monogram, small m and h together) - Miroslav Hric. Czech Mint, on coins issued for Niue (2022 - present).
MJ - Martin Jennings. Royal Mint and other mints, on coins issued for the United Kingdom and other Commonwealth countries, on obverses featuring his first definitive portrait of King Charles III (2022 - present).
MJS - MJ Scheepers. South African Mint, on coins issued for South Africa.
MM - Milena Milan. Perth Mint, on coins issued for Australia.
mo (monogram in cursive handwriting) - Michael Otto. On Euro coins issued by Germany.
MR - Michael Rizzello. Royal Mint, on coins issued for the United Kingdom (1995).
NATHAN - Philip Nathan. Royal Mint, on coins issued for the United Kingdom - notably, the Britannia bullion range (1987 - present).
NH - Neil Hollis. Perth Mint, on coins issued for Australia.
NM - Natasha Muhl. Perth Mint, on coins issued for Australia, Cook Islands and Tuvalu (2011 - present).
N.P - Natasha Preece. Royal Mint, on coins issued for the United Kingdom (2020 - present).
OE (monogram) - Erich Ott. On coins of Germany (1977 - 2014).
OJ (monogram) - Josef Oplištil. Czech Mint, on coins issued for the Czech Republic and Niue (2014 - present).
OS - Olaf Stoy. On coins of Germany (2021 - present).
PB - Paul Botes. South African Mint, on coins issued for South Africa (2008 - present).
PB (geometric pattern, or a monogram which looks like an ornate B) - Petra Brodská. Czech Mint, on coins issued for the Czech Republic, Niue (2017 - present), and Samoa (2021 - present).
PH - Phebe Hemphill. U.S. Mint, on coins issued for the United States.
PJD - Paul Day. Royal Mint, on coins issued for the United Kingdom.
PJL - Patrick James (P. J.) Lynch. Royal Mint, on coins issued for the United Kingdom (2020 - present).
PLM - Patricia Lucas-Morris. U.S. Mint, on coins issued for the United States (2016 - 2020).
PM - Percy Metcalfe. Royal Mint. Designed the crowned portraits of King George V and King George VI used on coinage of colonies and dominions between 1933 and 1952, but not in the United Kingdom itself. Designed also the portrait of Tsar Boris III of Bulgaria for some Bulgarian coins struck by the Royal Mint in 1934 and 1937.
Note that on some modern Commonwealth coins PM is not the designer's initials (even when shown where those would be expected to be, e.g. below the effigy of Queen Elizabeth II), but the mint mark of the Pobjoy Mint.
PN or P. NATHAN or just NATHAN - Philip Nathan. Royal Mint, on coins (mostly Britannia bullion) issued for the United Kingdom (1981 - present). He also designed two commemoratives for New Zealand, but on those his initials are not shown.
RaM - Richard Masters. U.S. Mint, on coins issued for the United States.
RCM - Robert Campbell McFarlane. South African Mint, on coins issued for South Africa (1990 - present).
RDM - Raphael David Maklouf. Designed the Third Definitive Portrait of Queen Elizabeth II for the Royal Mint, which is used extensively by many other mints for the coinage of Commonwealth countries where she is head of state. Also designed an older portrait of Queen Elizabeth II used by the Crown Mint on commemoratives of British dependent territories.
RG - Renata Gordon. U.S. Mint, on coins issued for the United States.
RK (monogram, R over K) - Robert Kotowicz. Mint of Poland, on coins issued for Niue (2010 - 2013).
RV - Ryan Vanderwiel. Perth Mint, on coins issued for Australia.
SA - Sarah Anderson. Perth Mint, on coins issued for Australia.
SB - Shevaun Buschenhofen. Perth Mint, on coins issued for Australia.
SB - Susanna Blunt. Royal Canadian Mint, designed a portrait of Queen Elizabeth II used on coins issued for Canada.
SD - Stuart Devlin. Perth Mint and Royal Australian Mint, on coins issued for Australia. He also designed United Kingdom commemoratives for the Royal Mint, but on these his initials are not shown.
SL - Sara Langridge. Perth Mint, on coins issued for Australia.
SMS - Stevan Michael Stojanovic. Royal Australian Mint, on coins issued for Australia (2017 - present).
SR - Sean Rogers. Perth Mint, on coins issued for Australia and Tuvalu.
TC - Thomas (Tom) Cleveland. U.S. Mint, on coins issued for the United States (2007 - 2014).
TD - Tony Dean. Perth Mint and Royal Australian Mint, on coins issued for Australia.
TD - Thomas T. Docherty. Royal Mint, on coins issued for the United Kingdom (2022).
TDR - Thomas D. Rogers. U.S. Mint, on coins issued for the United States (1991 - present).
TF - Travis Farley. Perth Mint, on coins issued for Australia.
TN (monogram, T over N) - Timothy Noad. Royal Mint, on coins issued for the United Kingdom.
TRH - Thomas Hipschen. U.S. Mint, on coins issued for the United States.
T.S. - Tommy Sasseen. South African Mint, on coins issued for South Africa (1965 - 1989).
TV - Thomas (Tom) Vaughan. Perth Mint, on coins issued for Australia and Tuvalu.
V (large hollow letter) - Michal Vitanovský. Czech Mint, on coins issued for the Czech Republic and Niue (2009 - present).
VJ - Valda Jackson. Royal Mint, on coins issued for the United Kingdom (2023).
VLC - VL Chipa. South African Mint, on coins issued for South Africa.
W - Thomas Wyon Jr.. Royal Mint, on coins issued for the United Kingdom (1816 - 1817).
WA (monogram, W above A) - Adolph Weinman. U.S. Mint. Designed the "Mercury" Liberty Head used on United States dimes from 1916 to 1945, and on bullion coins later.
WC - William Cousins. U.S. Mint, on coins issued for the United States.
WELZ - Ferdinand Welz. Austrian Mint, on coins issued for Austria (1957 - 2001).
WES 21 - Remo Lienhard. Swissmint, on coins issued for Switzerland (2022).
WG - William Gardner. Royal Mint, on coins issued for the United Kingdom (1953 - 2008).
WLB - William Leslie Bowles. Melbourne Mint, on the Australian Royal Visit Florin (1954), the design of which has been subsequently re-issued by Australia (1998) and Niue (2019).
WP - Wojciech Pietranik. Royal Australian Mint, on coins issued for Australia (1996 - 2019).
WR - Wade Robinson. Perth Mint, on coins issued for Australia and Tuvalu.
WW or W.W. - William Wyon. Royal Mint, on coins issued for the United Kingdom and colonies (1831 - 1887), plus Royal Mint and other mints re-issuing his designs on modern coins in many different jurisdictions.
W.W.P. - William Wellesley-Pole - Master of the Royal Mint (not a designer). Royal Mint, on coins issued for the United Kingdom (1816 - 1821).
=== Greek alphabet ===
ΓΣ (Gamma Sigma) - letters one after the other, or the Sigma inside the Gamma - Georgios Stamatopoulos. On Euro coinage of Greece, as well as joint Euro commemoratives issued by all countries of the Eurozone. |
