Hans Lemmink was a catcher and third baseman for Haarlem Nicols and Kinheim in the Hoofdklasse in the 1970s and 1980s. He also played soccer in the Netherlands. Lemmink appeared for the Dutch national team in the 1979 European Championship, 1980 Amateur World Series, 1984 Amateur World Series and 1987 European Championship.
In October 2009, Lemmink was named first base coach for Kinheim in 2010. He was promoted to head coach during the 2012 playoffs when Eelco Jansen was canned. He rallied the team to advance in the playoffs then win the 2012 Holland Series in a sweep over DOOR Neptunus. The team finished second (31-11) in 2013's regular season but fell in the playoffs and Lemmink stepped down.