Swedish singer, member of Kvartetten Synkopen 1932-1964.
Born September 19, 1908 in Nacka, Stockholm, Sweden died March 23, 1995 in Ystad, Sweden.
Real Name
- Sigvard Nils R. Wallbeck-Hallgren
Name Vars
- Hallgren
- Hellgren
- S Hallgren
- S. Hallgren
- S. Wallbeck
- Sigv. Hallgren
- Sigvard Hallbäck-Hallgren
- Sigvard Hallgren - Wallbeck
- Sigvard Wallbeck - Hallgren
- Sigvard Wallbeck-Hallgren
- Sigvard Wallbäck-Hallgren
- Sigward Wallbeck-Hallgren
- Wallbeck - Hallgren