Saint-Léomer

{{Infobox French commune

|name = Saint-Léomer

|commune status = Commune

|image = Saint-Leomer.jpg

|caption = A sign entering Saint-Léomer on the D33 road

|image coat of arms =

|arrondissement = Montmorillon

|canton = Montmorillon

|INSEE = 86230

|postal code = 86290

|mayor = Jean-Pierre Tabuteau{{cite web|title=Répertoire national des élus: les maires|url=https://www.data.gouv.fr/fr/datasets/r/2876a346-d50c-4911-934e-19ee07b0e503|website=data.gouv.fr, Plateforme ouverte des données publiques françaises|date=2 December 2020|language=fr}}

|term = 2020–2026

|intercommunality =

|coordinates = {{coord|46.4372|0.9947|format=dms|display=inline,title}}

|elevation m = 142

|elevation min m = 112

|elevation max m = 181

|area km2 = 28.67

|population = {{France metadata Wikidata|population_total}}

|population date = {{France metadata Wikidata|population_as_of}}

|population footnotes = {{France metadata Wikidata|population_footnotes}}

}}

Saint-Léomer is a commune in the Vienne department in the Nouvelle-Aquitaine region in western France.