Narasimhan is a surname. Notable people with the surname include:
- Laxman Narasimhan, Indian businessman, CEO of Starbucks
- Mudumbai Seshachalu Narasimhan (1932–2021), Indian mathematician
- Raghavan Narasimhan (1937–2015), Indian mathematician at the University of Chicago
- Rangaswamy Narasimhan (1926–2007), Indian computer scientist
- Vasant Narasimhan, CEO of Novartis