Ivan Popov is the name of:

• Ivan Popov (cyclist) (1951–2014), Bulgarian Olympic cyclist
• Ivan Popov (wrestler), Australian wrestler
• Ivan Popov (general) who died during St. Nedelya Church assault
• Ivan Popov (major general) (born 1975), Russian army commander
• Ivan Popov (diplomat), see Tripartite Pact
• Ivan Popov (governor), see List of governors of Chernigov Governorate
• Ivan Popov (chess player), Russian chess grandmaster
• Ivan Popov (revolutionary), Bulgarian revolutionary
• Ivan Evseyevich Popov (1797–1879) a Russian Orthodox missionary priest
• Ivan Nikolaevich Popov (1878-after 1912), Russian deputy in 3rd Imperial Duma
• Ivan Popov (spy) (1910–1980), Serbian spy who work for MI6 during World War II