Maissemy

{{Use dmy dates|date=August 2023}}

{{Expand French|topic=geo|date=December 2008|Maissemy}}

{{Infobox French commune

|name = Maissemy

|commune status = Commune

|image = Maissemy église 1.jpg

|caption = The church of Maissemy

|image coat of arms =

|arrondissement = Saint-Quentin

|canton = Saint-Quentin-1

|INSEE = 02452

|postal code = 02490

|mayor = Régine Michaut{{cite web|title=Répertoire national des élus: les maires|url=https://www.data.gouv.fr/fr/datasets/r/2876a346-d50c-4911-934e-19ee07b0e503|publisher=data.gouv.fr, Plateforme ouverte des données publiques françaises|date=13 September 2022|language=fr}}

|term = 2020–2026

|intercommunality = Pays du Vermandois

|coordinates = {{coord|49.8942|3.1883|format=dms|display=inline,title}}

|elevation m = 98

|elevation min m = 71

|elevation max m = 123

|area km2 = 8.17

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

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

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

}}

Maissemy is a commune in the Aisne department in Hauts-de-France in northern France.