Freddie E. Williams II (born May 30, 1977) is an American comic book writer and artist. Williams burst onto the comic scene in 2005, when he began work with DC Comics on the comic series Robin and on the Eisner Award-winning series Seven Soldiers: Mister Miracle. He has since gone on to work on several crossover series including Batman/Teenage Mutant Ninja Turtles, Batman/Teenage Mutant Ninja Turtles II, He-Man/ThunderCats and Injustice vs. Masters of the Universe.
Source: Freddie Williams II on Wikipedia