|Date of birth||1 November 1977|
|Place of birth||Lappeenranta, Finland|
|Height||1.81 m (5 ft 11 in)|
|* Senior club appearances and goals counted for the domestic league only|
Born in Lappeenranta, Hyyrynen debuted in Veikkausliiga for FC Lahti in 2001 but did not make his real breakthrough into top-flight football until the 2003 season when he was playing for the newly promoted TPS. He stayed at TPS for five seasons before moving on to MyPa and then FF Jaro. In winter 2009 he signed a two-year contract with JJK. He guided his new team to the Finnish League Cup 2010 final, where they lost to FC Honka on penalties. He scored his 50th Veikkausliiga goal in a 2–3 win over FC Honka on 23 August 2010.
In October 2017, he announced he would retire from professional football at the end of the season and would play his final match on 21 October.