| Theo Welschen | |
| Gender: | M |
| Curling Club: | CC Zermatt, Zermatt[1] |
| World Championship Appearances: | 1 |
| Show-Medals: | yes |
Theo Welschen is a former Swiss curler.
At the international level, he skipped Swiss men's team on (Swiss team finished fifth).
At the national level, he is a four-time Swiss men's champion curler (1951, 1960, 1961, 1965), and all four times team line-up was the same.
| Season | Skip | Third | Second | Lead | Events | |
|---|---|---|---|---|---|---|
| 1950—51 | Theo Welschen | SMCC 1951 | ||||
| 1959—60 | Theo Welschen | Hermann Truffer | Karl Bayard | Alfonse Biner | SMCC 1960 | |
| 1960—61 | Theo Welschen | Hermann Truffer | Karl Bayard | Alfonse Biner | SMCC 1961 | |
| 1964—65 | Theo Welschen | Hermann Truffer | Karl Bayard | Alfonse Biner | SMCC 1965 (5th) |