Rufina Ubah (born 4 April 1959) is a Nigerian sprinter who specializes in the 100 metres.
Ubah finished seventh in 4 x 100 metres relay at the 1991 World Championships, together with teammates Beatrice Utondu, Christy Opara-Thompson and Mary Onyali-Omagbemi.
On the individual level, Ubah won a bronze medal at the 1991 All-Africa Games.