Big Mojo is the first foal and only runner out of Jm Jackson (No Nay Never), who was stakes-placed in England, placed four times at two and second in the Listed National Stakes at Sandown. She is a full sister to Singforthemoment, a Listed winner in France.

Second dam Kawn (Cadeaux Genereux) ran once and produced six winners.

Third dam Khubza (Green Desert) won a 7f maiden at Newmarket and had 11 winners from 13 runners, headed by two by Selkirk: the sire Trans Island, a Group 2 winner placed at Group 1 level, and Welsh Diva, a Group 3 winner in Italy and the dam of Fityaan, a Group 3 winner in the UAE. Khubza is a half-sister to Barrow Creek (Cadeaux Genereux), a Group 2 winner in Germany and a sire, and to Last Resort (Lahib), winner of the Gr.2 Challenge Stakes.

Welsh Diva is the grandam of Baron Samedi, a Grade 2 winner in the US who was third in the Gr.1 Irish St Leger. Last Resort produced Rebellion, a Grade 2 winner in the US and a sire, and is the grandam of Land Of Legends, a Group 2 winner in the UAE.

Jm Jackson had a colt foal by Showcasing in February.