Ian Jones-Quartey (born June 18, 1984) is an American animator, storyboard artist, writer, director, producer, and voice actor.

[13] He supplies the voice of Wallow in Bravest Warriors[14] and was the supervising director and co-developer of the Cartoon Network series Steven Universe.

[17][18] In June 2019, he was a panelist at the Annecy Animation Festival, alongside Rebecca Sugar, at a panel entitled "The Making of Steven Universe".

[21] Between October 2020 and April 2021, the anti-racism PSAs "Don't Deny It, Defy It", "Tell the Whole Story", "See Color" and "Be an Ally", that he worked on with Rebecca Sugar, featuring characters from Steven Universe, were released on the Cartoon Network YouTube channel.

[24] Jones-Quartey is a grandson of Theodosia Okoh, the designer of the flag of Ghana; he based the Steven Universe character Nanefua Pizza on her.

[26] Jones-Quartey cites Akira Toriyama's series Dragon Ball and Dr. Slump as inspiration for vehicle designs of his own.