Secor may refer to:
Places United States Secor, Illinois, village Secor, Iowa, ghost town
People T. F. Secor (1808–1901), American marine engineer Martin Mathias Secor (1841–1911), American businessman and politician Lella Secor Florence (1887–1966), American writer and activist George Secor (1943–2020), American musical theorist The eponymous secor (interval) Kyle Secor (born 1957), American actor Ketch Secor (fl. 21st cen.), American musician of Old Crow Medicine Show
See also SECOR (Sequential Collation of Ranges), a series of small geodetic United States Armed Forces satellites launched in the 1960s SECORE (marine conservation organization)