Mercy Johnson Okojie, popularly known as Mercy Johnson, was born in Lagos on August 28, 1984, is a Nigerian actress who made her acting debut in the movie, "The Maid" in which she played the role of a possessed house help. Her performance in the movie shot her into the limelight and she has acted in other movies ever since. Mercy is a native of Okene in Kogi state, and comes from a family of seven children. Mercy reveals she got into the Nigerian movie industry (Nollywood) because she failed her University entrance examinations. Johnson has appeared in over 60 movies. Mercy has revealed that growing up was tough and had difficulties paying her school fees most times. She also reveals that she worked as a housemaid to survive. She was one of the inaugural winners at the Africa Magic Viewers Choice Awards 2013 for her role in the comedy film "Dumebi the Dirty Girl".
Johnson won the 2009 African Film Award for best supporting actress.
Nollywood Actress, Mercy Johnson got married to Prince Odianosen Okojie at Christ Embassy Church, Oregun, Ikeja Lagos on Saturday, August 27, 2011. On August 29, 2012, Mercy Johnson's spokesman officially disclosed to the media about her pregnancy. It was an exciting moment for her fans as there have been several rumors and speculations surrounding her pregnancy. On December 30, 2012, Mercy Johnson delivered a baby girl called Purity in the United States of America. Mercy Johnson shared photos of her baby with her fans as she departed to Nigeria Baby Purity Ozioma Okojie’s thanksgiving ceremony was held in the first week of March 2013.
Mercy Johnson won the best actress at Africa Magic Viewers Choice Awards 2013 which was held on Saturday, March 9, 2013 at the Eko Hotel and Suites. She won the Best Actress Award With a movie titled "Dumebi The Dirty Girl". On November 3rd 2013 Movie Marketers threatened to blacklist her in the industry because of what they saw seemingly as her "high demands"