Rani Avantibai (or Avanit Bai Lodhi; died March 20, 1858) was the wife of Vikramaditya Singh, the ruler of the Indian state of Ramgarh. She was a Lodhi-warrior-queen in the area now known as Madhya Pradesh.When he died, leaving his wife with no heir, the British refused to allow her to succeed the throne and placed Ramgarh under their administration. Avantibai vowed to fight the British to regain her land and her throne. She raised an army of four thousand and personally led it against the British in 1857. On March 20, 1858, facing imminent defeat, she killed herself with her own sword.

Narmada Valley Development Authority named the dam in Jabalpur district in the honour of freedom fighter Rani Avantibai Lodhi. Department of Posts issued the stamp in honour of Rani Avantibai. Maharashtra government issued a stamp in honour of Rani Avantibai.