Keiren Westwood is a professional footballer who plays as a goalkeeper for Championship club Sheffield Wednesday and the Republic of Ireland national team. He qualifies to play for the Irish national team by virtue of grandparents from County Wexford was for a time Ireland's first choice keeper, following the international retirement of Shay Given.

On 17 May 2009, Westwood was called up by the Republic of Ireland to attend their training camp in Portugal after impressing against Leeds United in a League One match. Three days later he played as a second-half substitute in a practice match against Portuguese club Lagos, replacing Joe Murphy after 66 minutes. On 29 May 2009, Westwood made his first appearance for Ireland in a friendly against Nigeria. He played in the friendly match with South Africa in Thomond Park on 8 September 2009. On 26 March 2011, Westwood made his competitive debut in a European Championship qualifier with Macedonia. He made a crucial save in the closing minutes of the match.

Westwood was part of the Ireland squad for UEFA Euro 2012, although he did not feature in any games. Following the retirement from internationals by Shay Given after Euro 2012, Westwood assumed the No.1 position for his country. He later lost this place to David Forde of Millwall F.C.. He made his 15th appearance for Ireland on 2 June 2013, in a 4–0 win over Georgia.

In 2015; following a number of injuries which ruled him out of previous squads, Westwood was recalled to the Starting XI for Ireland's post-season friendly fixture versus England in Dublin, Westwood was replaced in the second half by Shay Given with the scores at 0-0.