During singles competitions in 2008, Griffioen won two titles in Sardinia and St Louis. She also made the final in Christchurch and Torino. In the singles of the Paralympic Games, Griffioen lost in the semifinals winning just one game against Vergeer and failed to the bronze medal match against Florence Gravellier. In the Masters Griffioen lost in the semis of the singles.http://itftennis.com/wheelchair/news/articles/vergeer-and-homan-set-up-beijing-rematch.aspx http://itftennis.com/wheelchair/news/articles/vergeer-seals-11th-nec-masters-crown.aspx In doubles competitions Griffioen won both of the doubles Grand Slam titles that were played in 2008 with Vergeer; the Australian Open and Roland Garros.http://www.itftennis.com/wheelchair/news/newsarticle.asp?articleid=18337 However the pair could only win the silver medal at the Paralympic Games as they suffered only their second loss as a partnership. But they finished the year on a high as a pair by winning the Masters doubles. The team also won in Pensacola, Boca Raton, Fukuoka, Paris, Nottingham and Utrecht. The pair also reached the final of Sydney but this was unplayed due to rain. Additionally with van Koot, Griffioen picked up titles in Christchurch and Sardinia. Griffioen represented her nation in a triumphant campaign at the World Team Cup.http://itftennis.com/wheelchair/news/articles/sweden-and-netherlands-win-world-team-cup-titles.aspx Notably Griffioen's semifinal defeat to Vergeer in Utrecht marked the first time that she had taken a set off her compatriot.
