2023 in Nigeria

Events in the year 2023 in Nigeria.

Federal government

 * President: Muhammadu Buhari (APC) (ended 29 May); Bola Tinubu (APC) (Started 29 May)
 * Vice President: Yemi Osinbajo (APC) (ended 29 May); Kashim Shettima (APC) (Started 29 May)
 * Senate President: Ahmed Lawan (APC) (ended 11 June); Godswill Akpabio (APC) (Started 13 June)
 * House Speaker: Femi Gbajabiamila (APC) (ended 11 June); Tajudeen Abbas (APC) (Started 13 June)
 * Chief Justice: Olukayode Ariwoola

Governors

 * Abia State: Okezie Ikpeazu (PDP) (Until 29 May); Alex Otti (LP) (Starting 29 May)
 * Adamawa State: Ahmadu Umaru Fintiri (PDP)
 * Akwa Ibom State: Udom Emmanuel (PDP) (Until 29 May); Umo Eno (PDP) (Starting 29 May)
 * Anambra State: Charles Soludo (APGA)
 * Bauchi State: Bala Mohammed (PDP)
 * Bayelsa State: Douye Diri (PDP)
 * Benue State: Samuel Ortom (PDP) (Until 29 May); Hyacinth Alia (APC) (Starting 29 May)
 * Borno State: Babagana Zulum (APC)
 * Cross River State: Benedict Ayade (APC) (Until 29 May); Bassey Otu (APC) (Starting 29 May)
 * Delta State: Ifeanyi Okowa (PDP) (Until 29 May); Sheriff Oborevwori (PDP) (Starting 29 May)
 * Ebonyi State: Dave Umahi (APC) (Until 29 May); Francis Nwifuru (APC) (Starting 29 May)
 * Edo State: Godwin Obaseki (PDP)
 * Ekiti State: Biodun Oyebanji (APC)
 * Enugu State: Ifeanyi Ugwuanyi (PDP) (Until 29 May); Peter Mbah (PDP) (Starting 29 May)
 * Gombe State: Muhammad Inuwa Yahaya (APC)
 * Imo State: Hope Uzodinma (APC)
 * Jigawa State: Badaru Abubakar (APC) (Until 29 May); Umar Namadi (APC) (Starting 29 May)
 * Kaduna State: Nasir El-Rufai (APC) (Until 29 May); Uba Sani (APC) (Starting 29 May)
 * Kano State: Abdullahi Umar Ganduje (APC) (Until 29 May); Abba Kabir Yusuf (NNPP) (Starting 29 May)
 * Katsina State: Aminu Bello Masari (APC) (Until 29 May); Dikko Umaru Radda (APC) (Starting 29 May)
 * Kebbi State: Abubakar Atiku Bagudu (APC) (Until 29 May); Nasir Idris (APC) (Starting 29 May)
 * Kogi State: Yahaya Bello (APC)
 * Kwara State: AbdulRahman AbdulRasaq (APC)
 * Lagos State: Babajide Sanwo-Olu (APC)
 * Nasarawa State: Abdullahi Sule (APC)
 * Niger State: Abubakar Sani Bello (APC) (Until 29 May); Mohammed Umar Bago (APC) (Starting 29 May)
 * Ogun State: Dapo Abiodun (APC)
 * Ondo State: Rotimi Akeredolu (APC) (Until 27 December); Lucky Aiyedatiwa (APC) (Starting 27 December)
 * Osun State: Ademola Adeleke (PDP)
 * Oyo State: Seyi Makinde (PDP)
 * Plateau State: Simon Lalong (APC) (Until 29 May); Caleb Mutfwang (PDP) (Starting 29 May)
 * Rivers State: Nyesom Wike (PDP) (Until 29 May); Siminalayi Fubara (PDP) (Starting 29 May)
 * Sokoto State: Aminu Waziri Tambuwal (PDP) (Until 29 May); Ahmad Aliyu (APC) (Starting 29 May)
 * Taraba State: Darius Ishaku (PDP) (Until 29 May); Agbu Kefas (PDP) (Starting 29 May)
 * Yobe State: Mai Mala Buni (APC)
 * Zamfara State: Bello Matawalle (APC) (Until 29 May); Dauda Lawal (PDP) (Starting 29 May)

Events

 * 25 January – At least 27 herders are killed, and several others are injured, when a bomb explodes in Nasarawa State. Some herders say it was caused by an airstrike.
 * 29 January – At least nine people are killed when a container falls from a truck onto a commercial bus in Lagos.
 * 4 February-ongoing – 2023 Nigerian protests begin began due to the naira, and protests due to the election.
 * 25 February – 2023 Nigerian general election - Nigerians elect a new president and members of their National Assembly.
 * 3 March – Sixteen people are killed when a pipeline explodes in Emohua, Rivers State.
 * 9 March – Six people are killed and at least 25 others injured when a train collides with a public bus in Lagos.
 * 11 March – Herder–farmer conflicts in Nigeria: Sixteen people are killed by Fula gunmen at a police checkpoint in Zangon Kataf, Kaduna State.
 * 18 March – 2023 Nigerian gubernatorial and state of assembly election are held.
 * 15-16 March – At least 100 people are killed in Mangu LGA, Plateau State.
 * 16 March – An ambush kills four members of a United States convoy in Anambra State.
 * 13 June – Kwara boat disaster: At least 100 people are killed when a wedding boat capsizes on the Niger River in Kwara State.
 * 7 July – Health officers confirm an outbreak of diphtheria in the capital Abuja following the death of a four-year-old. According to NCDC, nearly 800 cases of the disease have been confirmed in the country as of 30 June.
 * 4 September – The 13-kilometre-long (8-mile) Lagos Rail Mass Transit Blue Line rapid transit system begins service in Lagos, after being delayed since 1983.
 * 2 October – At least 18 people are killed in an explosion at a illegal oil refinery in Emohua district, Rivers State.
 * 20 October – Two children were killed and two others injured when a mechanical issue causes a boat engine to catch fire. The incident occurred Katcha, Niger State.
 * 29 October – Seventeen bodies are found, and 73 other people were missing when a boat carrying traders returning from a fish market capsizes on the Benue River. The boat had over 100 passengers onboard, 14 of whom are rescued.
 * 30 October – 2023 Yobe State attacks: At least seventeen people are killed in Gurokayeya, Yobe State when Boko Haram-aligned gunmen storm the village, attacking residents with explosives and firearms when they reportedly refuse to a pay a tax to the terrorists.
 * 31 October – At least 20 people are killed when a land mine placed by Boko Haram explodes while they return from the burials of victims from the previous day's shooting.
 * 6 November – Two people are killed and two others injured when a tanker explodes outside the High Commission of Canada in Abuja.
 * 16 November:
 * Clashes with police and members of the Islamic Movement during a pro-Palestine protest leave one dead and several injured in Kaduna.
 * A boat accident in Shioro LGA, Niger State, kills at least ten people. 24 others were rescued from the scene.
 * 21 November – At least 25 people are killed and about 200 were injured in a vehicle crash on the Yawuri Expressway in Magama, Niger State.
 * 3 December – Tudun Biri drone strike: A drone strike on a village in Kaduna State mistakenly kills 85 civilians.
 * 13 December – Four soldiers and two civilian drivers are killed and two South Korean workers are kidnapped in an ambush against a convoy in Rivers State.
 * 23-25 December - Nigerian bandit conflict: 2023 Plateau State massacres

Deaths

 * 9 January – Peace Anyiam-Osigwe, 53, filmmaker and entertainment executive.
 * 14 January – Femi Ogunrombi, actor and ethnomusicologist.
 * 19 January – Oladipo Ogunlesi, 99, professor of medicine.
 * 1 February – Dan Suleiman, 80, politician, governor of Plateau State (1976–1978).
 * 12 September – MohBad, 27, musician.
 * 20 October – Alhaji Mansur Nuhu Bamalli, 42, Nigerian ambassador to Morocco.
 * 8 November – Aderonke Kale, 84, Nigerian army physicist and first female major-general in the Nigerian Army.
 * 27 December – Rotimi Akeredolu, governor of Ondo State (2017–2023).