Tag wife of nigerias former president

You're referring to the wife of Nigeria's former President!

The answer is:

Maryam Abacha (wife of General Sani Abacha, who was the President of Nigeria from 1993 to 1998)

Patience Jonathan (wife of Goodluck Jonathan, who was the President of Nigeria from 2010 to 2015)

Aisha Buhari (wife of Muhammadu Buhari, who has been the President of Nigeria since 2015)