Olanrewaju Adeyemi Tejuoso (born 1964) is a Nigerian medical doctor and politician who served as a senator representing Ogun Central in the 8th National Assembly from 2015 to 2019.

[9] He founded a non-governmental organisation, the Iyalode Bisoye Tejuoso Malaria Foundation, to give medical assistance to the masses for free.

[16] Tejuoso had, prior to his election as a senator, served the people of Ogun State as commissioner in the administration of Governor Ibikunle Amosun, handling three different portfolios of Youth and Sports, Environment and Special Duties.

[17][5] As a commissioner, he is credited with achieving distribution of 500 electricity transformers to all parts of the state; management of a seven megawatt power plant; modernisation of the June 12 Cultural Centre; introduction of solar power to rural areas; upgrading of the major dam that provides water to residents of Abeokuta; introduction of special marshals for environment and modernisation of the MKO Abiola Stadium.

[10] Tejuoso was elected to the Senate of the Federal Republic of Nigeria as the All Progressive Congress (APC) candidate from Ogun Central in April 2015.