Treharne

Treharne is a surname. Notable people with the surname include:


 * Colin Treharne (born 1937), Welsh footballer
 * Edward Treharne (1862–1904), Welsh rugby union footballer
 * Elaine Treharne (born 1964), Welsh medievalist
 * Llewellyn Treharne, Welsh rugby union and rugby league footballer
 * Trevor Treharne, Australian sports journalist