Mehtab Singh may refer to:
People Mehtab Singh (boxer) (1948–2021), Indian boxer Mehtab Singh (footballer) (born 1998), Indian footballer Mehtab Singh (politician) (1879–1938), Indian lawyer, freedom fighter, and legislator Mehtab Singh Bhangu (died 1745), Sikh warrior and martyr Mehtab Singh Grewal (1857–??), Indian politician