Jens Knudsen
Jens Knudsen is the name of the following people:
- Jens Martin Knudsen (physicist) (1930–2005), Danish astrophysicist
- Jens Martin Knudsen (soccer player) (* 1967), Faroese soccer goalkeeper
- Jens Nygaard Knudsen (1942–2020), Danish toy designer
- Jens Werner Knudsen (* 1928), biotechnologist
