Indian Union Muslim League
- Abbreviation: I. U. M. L (the League)
- President: K. M. Kader Mohideen
- Chairperson: Sayed Hyderali Shihab Thangal
- Secretary: P. K. Kunhalikutty
- Lok Sabha leader: E. T. Muhammed Basheer
- Rajya Sabha leader: P. V. Abdul Wahab
- Founder: Muhammad Ismail
- Founded: 10 March 1948 (72 years ago)
- Headquarters: Quaid-e-Millath Manzil, No. 36, Maraikayar Lebbai Street, Chennai, Tamil Nadu, India
- Newspaper: Times of League, Chandrika, Manichudar
- Student wing: Muslim Students Federation (M. S. F.)
- Youth wing: Muslim Youth League (the Youth League)
- Women's wing: Indian Union Women's League
- Labour wing: Swathanthra Trade Union (Kerala)
- Peasant's wing: Swathanthra Karshaka Sangam (Kerala)
- Slogan: Unity is Strength
- Alliance: United Democratic Front (in Kerala), United Progressive Alliance (national level)
- Seats in Lok Sabha: 3 / 543
- Seats in Rajya Sabha:1 / 245
- Seats in Kerala Legislative Assembly:18 / 140
- Seats in Tamil Nadu Legislative Assembly: 1 / 234