Paul Richard Griffen (born 30 March 1975) is a former New Zealand-born rugby union player who represented Italy at scrum half in 42 full internationals.

In 1999, he left New Zealand and joined Partenope of Naples, a second tier Italian side where he played for one season.

In 2004 he was selected by coach John Kirwan to represent Italy against England in the 2004 Six Nations Championship.

[3] Griffen had a successful tournament and was voted Italy's best player alongside Andrea Lo Cicero.

The highlight of Griffen's career was his selection by Italy coach Pierre Berbizier for the 2007 Rugby World Cup, where he appeared in three games.