Owen Teale (born 20 May 1961) is a Welsh actor.

He trained at the Guildford School of Acting, made his television debut in The Mimosa Boys in 1984. He later appeared in Knights of God (1989), Great Expectations (1989), Waterfront Beat (1990) and Boon (1990), before being cast as Will Scarlet in the 1991 television film Robin Hood. He then appeared in series such as Dangerfield, Ballykissangel and the long-running Belonging, and later in Spooks and Murphy's Law. In 2005 he played the lead role in Marian, Again — alongside Stephen Tompkinson, Samantha Beckinsale and Kelly Harrison — where he was the abusive husband of Harrison's title character.

His film debut came in War Requiem in 1989. He later appeared as Lopakhin in the 1999 adaptation of The Cherry Orchard, alongside Charlotte Rampling as Ranevskaya and Alan Bates as Gaev. His appearance in King Arthur as Pelagius was moved to the extended DVD version. He played the Nazi judge Roland Freisler in the HBO film Conspiracy. In 2006 he appeared in the Torchwood episode "Countrycide"; in 1985 he had appeared in Doctor Who in the serial "Vengeance on Varos" as "Maldak". In 2006 he had a role in the British HBO television film Tsunami: The Aftermath. In 2007 he had a cameo role in the Doctor Who audio drama "The Eye of the Mind". That same year he appeared in The Last Legion. In 2011 he appeared as Ser Alliser Thorne in the HBO television adaptation of George R. R. Martin's A Song of Ice and Fire series, titled Game of Thrones.

Teale has been married twice: to Dilys Watling, and then to Sylvestra Le Touzel.