| Nationality: | Nigerian |
| Education: | Cranfield School of Management |
| Alma Mater: | University of Ibadan University of Liverpool |
| Occupation: | Banker |
| Organization: | Guaranty Trust Bank |
Miriam Olusanya is the Managing Director of Guaranty Trust Bank, the first woman to ever hold the position. She assumed this position in July 2021.[1]
Miriam Olusanya is a graduate of Pharmacy from the University of Ibadan. She holds a Master of Business Administration degree from the University of Liverpool.[2]
Miriam joined GTB as an executive trainee in 1998 and held the position of Group Treasurer and Head of Wholesale Banking prior to her appointment as Managing Director of GTB, a position previously held by Segun Agbaje. She also serves on the Board of Guaranty Trust Bank (Gambia) Limited as a non-executive director.[3]
In 2023, Olusanya was conferred with National award of Officer of the Order of the Niger (OON) by President Muhammadu Buhari.[4]