Karl J. Muelhens
German physician
- Occupation: physician (field of work: bacteriology)
- Participant in: Nuremberg Medical Trial (role: affiant)
- Significant person: Gerhard Rose (role: colleague)
- Employer: Luftwaffe
- Residence: Altona
- VIAF ID: https://viaf.org/viaf/28076967
- WorldCat Identities ID: https://worldcat.org/identities/lccn-no2016075964