Tilaka of Blood) is a 1963 Indian Tamil-language war romance film directed by Dada Mirasi.

Kumar is a graduate who decides to enlist in the Indian Army, following news of the Chinese invasion in the country during the Sino-Indian War, only to find out that his love interest Kamala was working against the Indian Army.

"[4] Writing for The Times of India, Ganesh Krishnamoorthy felt that, as the film was set in the backdrop of the Sino-Indian War, "this scene, used as a play enacted by the characters, provides a structural unity to the main plot.

[3] Kanthan of Kalki praised the film for the comedy subplot and the Othello play.

[7] T. M. Ramachandran, writing for Sport and Pastime, commended Ganesan and Savitri's performances, calling their roles in the Othello play the film's pièce de résistance.