Tobias Karlsson may refer to:
- Tobias Karlsson (figure skater), Swedish figure skater
- Tobias Karlsson (songwriter), Swedish songwriter, record producer and entrepreneur
- Tobias Karlsson (handballer)
- Tobias Karlsson (dancer) (born 1977), competitive dancer and choreographer
- Tobias Karlsson (footballer) (born 1989), Swedish footballer