Lezoo is out of Roger Sez (Red Clubs), a Group winner who took the Gr.3 Firth Of Clyde Stakes. Lezoo is the mare's first top-level winner and the best of her four winners from five runners, the others being Brogan (Pivotal), Daltrey (Iffraaj) and Papa Bear (Kodiac).

The second dam Stately Princess (Robellino) won twice and has produced eight winners, among them Roger Sez. She is a half-sister to the dual Listed winner Bibury Flyer (Zafonic), to Hello Glory (Zamindar), placed in the Gr.2 Lowther Stakes, to Statesman (Doyoun), Listed-placed in Germany, and to the winner Star Now (Librettist), dam of Tinnitus, a Group 3 winner in Scandinavia.

The third dam Affair Of State (Tate Gallery) won a Listed race in Ireland at two and produced three black-type performers, the best of them Bibury Flyer (Zafonic), winner of the Listed Flame of Tara Stakes and the Listed Radley Stakes.

Roger Sez has a yearling filly by Territories and a colt foal by Invincible Army.