Rajagopalan is the name of:
Given name Rajagopalan Krishnan (1932–2015), Indian doctor Rajagopalan Parthasarathy (born 1945), Indian mathematician Rajagopalan Radhakrishnan (born 1949), American literature professor and literary critic Rajagopalan Vasudevan (21st century), Indian waste management scientist
Surname Ashok Rajagopalan (active since 1989), Indian writer Bombay Lakshmi Rajagopalan (born 1959), Indian musician C. R. Rajagopalan (ca. 1957 – 2022), Indian writer and folklore researcher K. P. Rajagopalan (1902–1944), Indian writer Krishnamurthy Rajagopalan (born 1967), Indian cricketer Lara Rajagopalan (born 2005), Tamil-American singer M. Rajagopalan (born 1960), Indian politician Nisha Rajagopalan (born 1980), Indian musician P. K. Rajagopalan (1930–2024), Indian scientist Pattu Rajagopalan (active 1949–2011), Indian musician Ranganayaki Rajagopalan (1932–2018), musician Rhea Rajagopalan (born 2000), Tamil-American singer