Dattatraya may refer to:
- Dattatraya Damodar Dabke, actor in the first ever Indian full length silent film Raja Harishchandra
- Bandaru Dattatraya, (born 1947), Indian politician, Governor of the State of Haryana
- Madhukar Dattatraya Deoras (1915–1996), the third Sarsanghchalak of the Rashtriya Swayamsevak Sangh
- Dattatraya Ekbote (1936–2020), Indian workers' rights activist, politician and former Mayor of Pune
- Dattatraya Ganesh Godse (1914–1992), Indian historian, playwright, art critic, art director, illustrator
- Shankar Dattatraya Javdekar (1894–1955), Marathi writer from Maharashtra, India
- Dattatraya Shridhar Joshi (born 1908), Indian Civil Servant of 1933 batch
- Sanjay Dattatraya Kakade (born 1967), Member of Parliament representing Maharashtra in the Rajya Sabha
- Dattatraya Bhikaji Kulkarni (1934–2016), Marathi writer, critic, retired university professor
- Sameer Dattatraya Meghe (born 1978), member of the 13th Maharashtra Legislative Assembly
- Dattatraya Naik (1890–1968), Indian cricket umpire
- Dattatraya Yeshwant Phadke, head of Electronics division at Tata Institute of Fundamental Research
- Dattatraya Rane, leader of Bharatiya Janata Party
- Dattatraya C. Patil Revoor, Indian politician, president of Kalyana-Karnataka Region Development Board
- Rajaram Dattatraya Thakur (1923–1975), Indian film director in the Marathi film industry