| Pétur Jónsson | |
| Fullname: | Pétur Björn Jónsson |
| Birth Date: | 1971 10, df=yes |
| Position: | Midfielder |
| Years1: | 1991 |
| Clubs1: | ÍR |
| Caps1: | 14 |
| Goals1: | 0 |
| Years2: | 1992–1997 |
| Clubs2: | Leiftur |
| Caps2: | 98 |
| Goals2: | 35 |
| Years3: | 1998–1999 |
| Clubs3: | Hammarby |
| Caps3: | 8 |
| Goals3: | 0 |
| Years4: | 2000 |
| Clubs4: | KA |
| Caps4: | 17 |
| Goals4: | 10 |
| Years5: | 2001 |
| Clubs5: | Fylkir |
| Caps5: | 15 |
| Goals5: | 3 |
| Years6: | 2002–2003 |
| Clubs6: | Fjölnir |
| Caps6: | 27 |
| Goals6: | 20 |
| Totalcaps: | 179 |
| Totalgoals: | 68 |
Pétur Björn Jónsson (born 20 October 1971) is an Icelandic former professional footballer who played as a midfielder.
In 1993, while a member of Leiftur, he led the Icelandic Cup in goals with 10 scored.[1] After several seasons with Leiftur, He joined Hammarby in 1997[2] [3] and played there to 1999.[4] In November 1999, he joined Knattspyrnufélag Akureyrar.[5]
Pétur is the son of former footballer Jón Pétursson who played 26 matches for the Iceland national team.[6]
In 1980, Pétur appeared in the lead role in the Icelandic film Punktur punktur komma strik that was made after the book by Pétur Gunnarsson by the same name.[7]