Mr Watkin has completed 35 seasons as a cricket umpire, including 24 seasons on New Zealand Cricket’s First Class panel. He was on the Executive Committee of the local umpires association, serving as appointments officer, Treasurer, and Chairman. He is now a Life Member and has a cup named after him, which is awarded to the most promising new umpire in Wellington each season. He is working on updating the archive on New Zealand Cricket’s website and has created a history of women’s domestic cricket. Mr Watkin also runs a table tennis club in Porirua during the winter months.