Title Role is out of the Graded winner Valiant Girl (Lemon Drop Kid), successful at Gr.3 level, and has six other winning siblings. Among them is Plucky Lass (Medaglia d'Oro), herself the dam of Calendar Girl (Advertise), a Group winner in England who took the Gr.3 Oh So Sharp Stakes, and of Gutsy Girl (Blue Point), multiple stakes-placed in Ireland. Valiant Girl is a full sister to Bronze Cannon, winner of the Gr.2 Jockey Club Stakes and the Gr.2 Hardwicke Stakes.

Second dam Victoria Cross (Mark of Esteem) was a winner, placed at Listed level, and has six other winners, including Across The Stars (Sea The Stars), winner of the Gr.2 King Edward VII Stakes, and the Listed-placed winner Valiance (Horse Chestnut). She is also the dam of Crimson Ribbon, a full sister to Valiant Girl who has produced six black-type horses, led by the champion stayer Courage Mon Ami (Frankel), winner of the Gr.1 Gold Cup, and the Group winner Danielle (Cracksman), who took the Gr.3 Bronte Cup. The others include the Listed winners Lion's Pride, Astronomos and Crimson Rosette.

Third dam Glowing With Pride (Ile de Bourbon) was a dual winner and runner-up in the Gr.2 Park Hill Stakes and has six other winners, among them Prize Giving (Most Welcome), winner of the Grade 2 San Marcos Handicap and Gr.1-placed.

Valiant Girl's last registered foal is an unraced juvenile named Lupin's Girl (Cracksman). She was covered by Chaldean last year.