Wrench (surname)

Wrench is a surname, and may refer to:


 * Benjamin Wrench (1778–1843), English actor
 * Christopher Wrench (born 1958), Australian organist and lecturer
 * Connor Wrench (born 2001), British rugby player
 * David Wrench (disambiguation), multiple people
 * Edward Thomas Jones Wrench (1828–1893), Australian businessman
 * Edwin Wrench (1876–1948), English-born Australian politician
 * Evelyn Wrench (1882–1966), British journalist
 * George Wrench (1876–1948), English-born Australian politician
 * Guy T. Wrench (1877–1954), British agronomist and physician
 * John Wrench (1911–2009), American mathematician
 * John Mervyn Dallas Wrench (1883–1961), British engineer
 * Margaret Stanley-Wrench (1916–1974), English poet and author
 * Mark Wrench (born 1969), English footballer
 * Nigel Wrench, English radio presenter
 * Sarah Wrench (1833–1848), reputed witch buried at East Mersea