See all the Nigerian presidents and military rulers since independence

Abuja - Nigeria elects a new president on Saturday.
Here is a list of former heads of state and military
rulers since independence from Britain in 1960:
Queen Elizabeth II was head of state from October
1, 1960 to the same date in 1963 and ruled with a
governor-general and prime minister until a republic
was declared in 1963.
First Republic (1963-1966)
Nnamdi AZIKIWE (president, ceremonial; prime
minister Abubakar Tafawa Balewa): Oct 1, 1963 to
Jan 16, 1966 (overthrown).
Military rule (1966-1979)
General Johnson Thomas AGUIYI-IRONSI: Jan 16,
1966 to Jul 29, 1966 (overthrown).
General Yakubu GOWON: Jul 29, 1966 to Jul 29,
1975 (overthrown).
General Murtala MOHAMMED: Jul 29, 1975 to Feb
13, 1976 (assassinated).
General Olusegun OBASANJO: Feb 13, 1976 to Oct
1, 1979 (resigned).
Second republic (1979-1983)
Shehu SHAGARI: Oct 1, 1979 to Dec 31, 1983
(overthrown).
Military rule (1983-1993)
General Muhammadu BUHARI: Dec 31, 1983 to Aug
27, 1985 (overthrown).
General Ibrahim BABANGIDA: Aug 27, 1985 to Aug
26, 1993 (resigned).
Third republic (1993)
Ernest SHONEKAN: Aug 26, 1993 to Nov 17, 1993
(overthrown).
Military rule (1993-1999)
General Sani ABACHA: Nov 17, 1993 to Jun 8, 1998
(died in office).
General Abdulsalami ABUBAKAR: Jun 8, 1998 to
May 29, 1999 (resigned).
Fourth republic (1999-present)
Olusegun OBASANJO: May 29, 1999 to May 29,
2007.
Umaru Musa YAR'ADUA: May 29, 2007 to May 5,
2010 (died in office).
Goodluck JONATHAN: May 5, 2010 to date.