Lamarque-Pontacq

{{Infobox French commune

|name = Lamarque-Pontacq

|commune status = Commune

|image coat of arms = Blason ville fr Lamarque-Pontac (65).svg

|arrondissement = Tarbes

|canton = Ossun

|INSEE = 65252

|postal code = 65380

|mayor = Marc Begorre{{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 = CA Tarbes-Lourdes-Pyrénées

|coordinates = {{coord|43.1781|-0.1133|format=dms|display=inline,title}}

|elevation m = 350

|elevation min m = 363

|elevation max m = 510

|area km2 = 10.85

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

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

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

}}

Lamarque-Pontacq ({{IPA|fr|lamaʁk pɔ̃tak}}; {{langx|oc|Era Marca}}) is a commune in the Hautes-Pyrénées department in south-western France.