| St Simon Zelotes | |
| Fullname: | St Simon Zelotes, Upper Chelsea |
| Coordinates: | 51.4946°N -0.1622°W |
| Location: | Milner Street Chelsea London SW3 2QF |
| Country: | United Kingdom |
| Denomination: | Church of England |
| Churchmanship: | Low church |
| Dedication: | Simon the Zealot |
| Heritage Designation: | Grade II listed |
| Architect: | Joseph Peacock |
| Deanery: | Chelsea[1] |
| Archdeaconry: | Middlesex |
| Episcopalarea: | Kensington |
| Diocese: | London |
| Province: | Canterbury |
| Vicar: | The Rev'd Michael Neville[2] |
| Curate: | The Rev'd Joseph Ammoun |
| Director: | Daniel Phillips Chris Stokes |
| Warden: | Edward Rose Susan Wajih |
| Parishadmin: | Gloria Skelsey |
St Simon Zelotes is a conservative evangelical Church of England church in Milner Street, Chelsea, London, England.
It was built in 1858–59, designed by the architect Joseph Peacock, and is his "most complete surviving work".
It has been grade II* listed since 1954.