20th International Battalion
| 20th International Battalion 20.º Batallón Internacional | |
|---|---|
| Active | March 1937 – January 1938 |
| Country | Various (see text) |
| Allegiance | Spain |
| Branch | International Brigades |
| Type | Battalion – Infantry |
| Role | Home Defence |
| Part of | XV International Brigade 86th Mixed Brigade |
| Garrison/HQ | Albacete |
| Engagements | Spanish Civil War |
| Commanders | |
| Notable commanders | Aldo Morandi |
The 20th International Battalion (Spanish: 20.º Batallón Internacional —Vigésimo Batallón Internacional or "Batallón 20" — Batallón Veinte) was a battalion of the International Brigades during the Spanish Civil War.