Grandlup-et-Fay

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

{{Expand French|topic=geo|date=December 2008|Grandlup-et-Fay}}

{{Infobox French commune

|name = Grandlup-et-Fay

|commune status = Commune

|image = Grandlup-et-Fay (Aisne) mairie.JPG

|caption = The town hall of Grandlup-et-Fay

|image coat of arms =

|arrondissement = Laon

|canton = Marle

|INSEE = 02353

|postal code = 02350

|mayor = Christian Vuilliot{{cite web|title=Répertoire national des élus: les maires|url=https://www.data.gouv.fr/en/datasets/r/2876a346-d50c-4911-934e-19ee07b0e503|website=data.gouv.fr, Plateforme ouverte des données publiques françaises|date=9 August 2021|language=fr}}

|term = 2020–2026

|intercommunality = Pays de la Serre

|coordinates = {{coord|49.6583|3.7378|format=dms|display=inline,title}}

|elevation m = 84

|elevation min m = 63

|elevation max m = 101

|area km2 = 20.3

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

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

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

}}

Grandlup-et-Fay is a commune in the Aisne department in Hauts-de-France in northern France.