Kervin has written a series of light-hearted novels centred on footballers' wives and girlfriends (known as WAGs): The WAG's Diary, A WAG Abroad and WAGs at the World Cup; followed by the tongue-in-cheek WAGs' Guide to Euro 2012. Her fourth novel, Celebrity Bride, a romantic comedy, was published in June 2009. Mother & Son, about the relationship between a single mother, her son, and the boy's father, was published in 2014.
Kervin is now Sports Editor of The Mail on Sunday, she was formerly the Chief Sports Feature Writer of The Times newspaper where she wrote a weekly interview – The Kervin Interview – for three years, then she became Chief Sports Interviewer of The Daily Telegraph before going freelance. Recently she has worked as a consultant to Harper Collins Publishers, media trainer for UK Sport, and she was consultant editor on the Official Olympic Souvenir programme.
Kervin has written seven sport-related books including Denise Lewis: Personal Best, Jason Leonard: The Autobiography, Sports Writing, The Unofficial Guide to the Rugby World Cup and Clive Woodward: The Biography, the autobiography of Phil Vickery and Thirty Bullies.
- The WAG's Diary (2007) 
- A WAG Abroad (2008) – also published as WAGs Abroad and A WAG in L. A.
- WAGs at the World Cup (2010)
- WAGs' Guide to Euro 2012 (2012)
- Celebrity Bride (2009) – also published as Hollywood Bride
- Mother & Son (2014) – also published as Don't Take My Son
- Sports Writing (August 1997)
- Rugby World Cup 1999 (August 1999)
- Denise Lewis: Personal Best (December 2001) – with Denise Lewis
- Jason Leonard: The Autobiography (November 2001) – also published as Jason Leonard: Full Time (April 2004) – with Jason Leonard
- Clive Woodward: The Biography (October 2005)
- Thirty Bullies: A History of the Rugby World Cup (September 2007)
- Raging Bull: My Autobiography (2010) – with Phil Vickery
In the 2017 New Year's Honours list she was made an Officer of the British Empire
- "Mail on Sunday appoints Fleet Street's first female sports editor", The Guardian, 20 March 2013
- Wogan, Terry (6 February 2010). "What a week to be a WAG!". The Daily Telegraph. UK. Retrieved 5 August 2010.
- Celebrity Bride at Fantastic Fiction
- Mother & Son at Fantastic Fiction
- "Telegraph Media Group announces more cross-platform jobs". Press Gazette. 1 May 2008. Retrieved 5 August 2010.
- "No. 61803". The London Gazette (Supplement). 31 December 2016. p. N12.
- "New Year's Honours list 2017" (PDF). Gov.uk. Government Digital Service. 30 December 2016. p. 33. Retrieved 30 December 2016.
- Kervin, Alison (October 2007). The WAG's Diary. Avon. ISBN 978-1-84756-054-4.
- Kervin, Alison (July 2008). A WAG Abroad. Avon. ISBN 978-1-84756-055-1.
- Kervin, Alison (June 2009). Celebrity Bride. Ebury Press. ISBN 978-0-09-193211-4.