| Oberliga Südwest (1946-63) 1959/1960 - Appearances as Referee |  |
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| 31/01/1960 | 1. FC Saarbrücken | - | Saar 05 Saarbrücken | 3:3 | - | - | - |
| 07/02/1960 | 1. FSV Mainz 05 | - | Eintracht Trier | 3:1 | - | - | - |
| Oberliga Südwest (1946-63) 1959/1960 - Appearances as Referee | |
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|
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| 31/01/1960 | 1. FC Saarbrücken | - | Saar 05 Saarbrücken | 3:3 | - | - | - |
| 07/02/1960 | 1. FSV Mainz 05 | - | Eintracht Trier | 3:1 | - | - | - |
| Complete name: | Heinz Siebert |
| Born: | 02/08/1925 |
| Place of birth: |
Germany |
| Residence: | Mannheim |
| Nationality: |
Germany |
| Bundesliga (GER) appearances: | 44 |