Christopher Mark Greenacre (born 23 December 1977) is an English football manager and former player who is the head coach of the Wellington Phoenix FC Reserves.

Greenacre was born in Wakefield and at the age of 13 he signed schoolboy forms at Manchester City, having previously been on the books at Leeds United.

[5] Greenacre had a frustrating 2002–03 which saw him make 33 appearances scoring six goals which included a vital winner against Brighton & Hove Albion.

In 2006–07 under Ronnie Moore when Greenacre again finished top scorer, this time with a total of 19 goals, and signed a two-year extension to his contract at Prenton Park.

On 21 April 2009, it was announced that Greenacre had signed with Wellington-based, New Zealand A-League club Wellington Phoenix on a two-year contract.

[14] Despite missing 7 first team players due to international duties, and despite playing an away clash, the Phoenix managed to obtain a 1–1 draw with the Heart, courtesy of a Paul Ifill penalty.

On 26 February 2013, Greenacre was appointed interim manager of Wellington Phoenix until the end of the season after Ricki Herbert resigned.

[17] Following Merrick's resignation on 5 December 2016, Greenacre was appointed as co-coach of the A-League side alongside Des Buckingham, originally as interim coaches, and in January 2017 confirmed for the roles until the end of the 2016-2017 season.

[18] Greenacre and Buckingham applied for the role on a permanent basis at the end of the season, but were passed over in favour of Darije Kalezic.

[21] Greenacre began his third period with the Wellington Phoenix A-League side when he was again appointed interim head coach following the departure of Darije Kalezic on 5 March 2018.

Greenacre was appointed as an assistant coach to Darren Bazley's All Whites staff for the September 2023, Olympic Qualifiers in Auckland.