Namesakes
Bishops of Rome and the Popes:
1 pope
John Paul II (a.k.a. Ivan) 1978-2005 
Bulgarian Kings and Tsars:
10 tsars
Tsar Ivan Vladislav 1015-1018
Tsar Ivan Asen I 1189-1196
Tsar Kaloyan (a.k.a. Ivan) 1197-1207
Tsar Ivan Asen II 1218-1241
Tsar Ivan Asen III 1279-1280
Tsar Ivan II 1298-1299
Tsar Ivan Stefan 1330-1331
Tsar Ivan Aleksandar 1331-1371
Tsar Ivan Sratsimir 1356-1396
Tsar Ivan Shishman 1371-1395
Bulgarian Presidents and Prime Ministers:
3 prime ministers
(prime minister) Ivan Evstratiev Geshov 1911-1913
(prime minister) Ivan Ivanov Bagryanov 1944
(prime minister) Ivan Kostov 1997-2001
Hall-of-Famers:
1 baseball, 1 ice hockey
(ice hockey) Ivan "Ching" Johnson 1958
(baseball) Iván Rodríguez 2017
Hurricanes and Tropical Storms:
3 hurricanes
Hurricane Ivan 1980
Hurricane Ivan 1998
Hurricane Ivan 2004
Most Valuable Players:
1 winner
Iván Rodríguez 1999 baseball
Nobel Prize Winners:
1 literature, 1 medicine
(medicine) Ivan Pavlov 1904
(literature) Ivan Bunin 1933
Notable Actors and Actresses:
2 actors
Ivan Sergei 1971-
Ivan Dobronravov 1989-
Notable Athletes:
6 soccer, 3 tennis, 1 baseball, 1 handball, 1 ice hockey, 1 rugby, 1 water polo
(ice hockey) Ivan "Ching" Johnson 1898-1979
(tennis) Ivan Lendl 1960-
(baseball) Iván Rodríguez 1971-
(tennis) Ivan Ljubičić 1979-
(rugby) Marcos Ayerza (a.k.a. Ivan) 1983-
(tennis) Ivan Dodig 1985-
(soccer) Ezequiel Lavezzi (a.k.a. Iván) 1985-
(water polo) Ivan Buljubašić 1987-
(soccer) Ivan Vargić 1987-
(soccer) Ivan Strinić 1987-
(soccer) Ivan Franjic 1987-
(soccer) Ivan Rakitić 1988-
(soccer) Ivan Perišić 1989-
(handball) Ivan Slišković 1991-
Notable Filmmakers:
1 director
Ivan Reitman 1946-
Notable Musicians:
1 singer
Ivica Šerfezi (a.k.a. Ivan) 1935-2004 pop
Notable Scientists and Inventors:
1 physician, 1 physicist
Ivan Pavlov 1849-1936
Ivan Supek 1915-2007
Notable Writers:
5 authors
Ivan Gundulić 1589-1638
Ivan Turgenev 1818-1883
Ivan Slamnig 1930-2001
Ivan Aralica 1930-
Ivan Kušan 1933-2012
Olympic Medalists:
13 bronze, 8 gold, 4 silver, 1 bronze/silver, 1 gold/bronze
(silver) Ivan Möller 1912 4x100 m relay
(gold) Ivan Dresser 1920 3000 m team
(silver) Ivan Stedman 1920; 1924 swimming - 4x200 m freestyle relay
(bronze) Ivan Riley 1924 400 m hurdles
(gold) Ivan Fuqua 1932 4x400 m relay
(silver) Ivan Gubijan 1948 hammer throw
(bronze) Ivan Belyayev 1964 3000 m steeplechase
(gold) Ivan Dvorny 1972 basketball
(gold/bronze) Ivan Edeshko 1972; 1976 basketball
(bronze) Ivan Sunara 1984 basketball
(gold) Iván Moro 1996 water polo
(bronze) Iván García 2000 4x100 m relay
(gold) Iván Pedroso 2000 long jump
(bronze) Ivan Ljubičić 2004 tennis
(bronze/silver) Ivan Tsikhan 2008; 2016 hammer throw
(bronze) Ivan Ninčević 2012 handball
(bronze) Iván Cambar 2012 weightlifting
(bronze) Ivan Čupić 2012 handball
(gold) Ivan Ukhov 2012 high jump
(bronze) Ivan Shtyl 2012 canoe sprint
(gold) Ivan Buljubašić 2012 water polo
(bronze) Ivan Nifontov 2012 judo
(bronze) Ivan Zaytsev 2012 volleyball
(bronze) Ivan Dychko 2012 boxing
(silver) Iván García 2012 diving
(bronze) Ivan Perrillat Boiteux 2014 cross-country skiing
(gold) Vic Wild (a.k.a. Ivan) 2014 snowboarding
Other Leaders:
1 president, 1 prime minister
President Ivan Gašparovič 2004-2014 Slovakia
Prime Minister Janez Janša (a.k.a. Ivan) 2004-2008; 2012-2013; 2020-2022 Slovenia
Russian Grand Dukes and Tsars:
3 dukes, 3 tsars
Duke Ivan I 1325-1341
Duke Ivan II 1353-1359
Duke Ivan III the Great 1462-1505
Tsar Ivan IV the Terrible 1533-1584
Tsar Ivan V 1682-1696
Tsar Ivan VI 1740-1741
Saints:
2 blessed, 1 saint
Blessed Ivan Merz 1896-1928
Blessed Ivan Ziatyk 1899-1952
Saint John Paul II (a.k.a. Ivan) 1920-2005
Title Characters:
2 books, 1 song
(book) Ivan Denisovich Shukhov 1962 One Day in the Life of Ivan Denisovich
(song) Ivan 1980 Ivan Meets G.I. Joe
(book) Ivan 2011 The One and Only Ivan