Tellier is a surname, and may refer to:
Charles Tellier (1828–1913), French compressed air engineer
Joseph-Mathias Tellier (1861–1952), Quebec Conservative Party
Léon Tellier, French Olympic sailor
Lionel Tellier (1905–1973), Canadian politician
Louis Tellier (1842–1935), Canadian lawyer, politician, and judge
Maurice Tellier (1896–1966), Canadian lawyer and politician
Paul Tellier (born 1939), Canadian businessperson
Ray Tellier (born 1951), American college athletics administrator
Sébastien Tellier (born 1975), French singer, songwriter and multi-instrumentalist
Sylvie Tellier (born 1978), Miss Lyon 2001
Théodule Tellier (1856–1922), French printer
