Races per country
Races competed per country. If a race travels through multiple countries, each country is counted.
| # | Country | Races | #Races |
|---|---|---|---|
| 1 | Italy | Coppa Placci Giro d'Italia Giro dell'Emilia Giro di Lombardia Giro di Romagna Giro di Toscana Milano - Modena Milano-Sanremo Milano-Torino Tre Valli Varesine | 10 |
| 2 | France | Tour de France | 1 |
Nations by date
Which countries did Ermanno Vallazza last add to his list?