Mumtaz Ali Khan (1 August 1920 – 31 August 1990) was a Bangladeshi singer, lyricist, composer, collector of songs. He was awarded Ekushey Padak in 1981 by the Government of Bangladesh.
Khan learnt classical music from Nisar Husain. He was enlisted as an artiste at Calcutta Station of All India Radio.
Khan had 6 daughters. Including Pilu Momtaz, they all became musicians. He had a granddaughter named Homayra Zaman Mou.