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

• Bill Killen (born 1938), American politician
• Chris Killen (born 1981), New Zealand football player
• Edgar Ray Killen (1925–2018), American criminal
• Eric Lyle Killen (1892–1955), Australian pastoralist
• Frank Killen (1870–1939), American baseball player
• Ged Killen, British politician
• James Killen (1925–2007), Australian politician
• Lou Killen (1934–2013), English folk singer
• M. Evelyn Killen (1871-1951), American temperance advocate
• William Dool Killen (1806–1902), Irish Presbyterian minister and church historian
• William Wilson Killen (1860–1939), Australian politician

• Killens

Surname list

This page lists people with the surname Killen.
If an internal link intending to refer to a specific person led you to this page, you may wish to change that link by adding the person's given name(s) to the link.