Shaheed Ganj Mosque, originally named the Abdullah Khan Mosque, was a mosque in Lahore, Punjab, Pakistan. The Mosque was commissioned in 1722 during the reign of Mughal Emperor Muhammad Shah and built by Abdullah Khan construction was completed in 1753 during the reign of Ahmad Shah Bahadur. It was constructed next to the shrine of Pir Shah Kaku. Sikh rule began in 1762, the Gurdwara Bhai Taru Singh was built afterwards within the same grounds. The mosque site was under dispute during British rule, but was demolished by Sikhs on the night of 8 July 1935.

Bhai Taru Singh was a prominent Sikh martyr known for sacrificing his life, for protecting his Sikh values, by having had his head scalped rather than cutting his hair and converting to Islam.