Warrender is a surname. Notable people with the surname include:
Bobby Warrender (1929–2003), Scottish professional footballerDanny Warrender (born 1986), former English professional footballerHarold Warrender (1903–1953), British actorJim Warrender, former football (soccer) player who represented New Zealand at international levelJohn Warrender, 2nd Baron Bruntisfield MC OBE TD (1921–2007), Scottish soldier, farmer and Conservative politicianMichael Warrender, 3rd Baron Bruntisfield (born 1949), English baronPatrick Warrender (1731–1799), Scottish soldier and politicianSir George Warrender, 1st Baronet (1658–1722), Scottish merchant and politicianSir George Warrender, 4th Baronet PC, FRS (1782–1849), Scottish politicianSir George Warrender, 7th Baronet K.C.B. K.C.V.O. (1860–1917), Vice-Admiral in the British Royal Navy during World War ISir Patrick Warrender, 3rd Baronet (1731–1799), Scottish soldier and politicianVictor Warrender, 1st Baron Bruntisfield MC PC (1899–1993), Conservative politician