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Switzerland's oldest players during the 1964 season, and their age in years and days on the occasion of their final appearance, starting or coming on as a substitute.
For each player age is given in days, and in years and days, from their date of birth.
| Player | Age (Y:d) | Age (days) | Match |
|---|---|---|---|
| Norbert Eschmann | 31:52 | 11375 | 10 May 1964v Italy |
| Andre Grobety | 30:322 | 11280 | 10 May 1964v Italy |
| Bruno Brizzi | 30:178 | 11136 | 29 Apr 1964v Portugal |
| Rene Brodmann | 30:8 | 10966 | 03 Nov 1963v Norway |
| Karl Elsener | 29:270 | 10863 | 10 May 1964v Italy |
| Hans Weber | 29:244 | 10837 | 10 May 1964v Italy |
| Kurt Armbruster | 29:236 | 10829 | 10 May 1964v Italy |
| Werner Leimgruber | 29:69 | 10662 | 11 Nov 1963v France |
| Heinz Schneiter | 29:28 | 10621 | 10 May 1964v Italy |
| Ely Tacchella | 27:350 | 10212 | 10 May 1964v Italy |
| Philippe Pottier | 25:305 | 9437 | 10 May 1964v Italy |
| Richard Durr | 25:160 | 9292 | 10 May 1964v Italy |
| Rolf Wuthrich | 25:67 | 9199 | 11 Nov 1963v France |
| Robert Hosp | 24:149 | 8915 | 10 May 1964v Italy |
| Charles Hertig | 24:20 | 8786 | 11 Nov 1963v France |
| Jean-Claud Schindelholz | 23:200 | 8601 | 29 Apr 1964v Portugal |
| Karl Odermatt | 20:329 | 7634 | 11 Nov 1963v France |