| Kaspar Sjöberg | |
| Birth Date: | 16 May 1987 |
| Birth Place: | Sweden |
| Years1: | 2013–2015, 2023- |
| League1: | Superettan |
| Role1: | Referee |
| Years2: | 2015–2023 |
| League2: | Allsvenskan |
| Role2: | Referee |
| Internationalyears1: | 2019–2023 |
| Confederation1: | FIFA listed |
| Internationalrole1: | Referee |
Kaspar Sjöberg (born 16 May 1987) is a Swedish football referee and former handball referee. He became an Allsvenskan referee in 2015 and a full international referee for FIFA in 2019. Sjöberg has refereed 171 matches in Allsvenskan, 66 matches in Superettan and 24 international matches as of June 2024.[1] As of 2024 he is no longer a FIFA referee and as of June 2024 he has only refereed matches in Superettan, the second tier division, during the 2024 season.