Mertert Mäertert (Luxembourgish)
Commune
Coat of arms
Map of Luxembourg with Mertert highlighted in orange, and the canton in dark red
Coordinates: 49°42′05″N 6°28′50″E / 49.7014°N 6.4806°E / 49.7014; 6.4806
Country	Luxembourg
Canton	Grevenmacher
Government
• Mayor	Jérôme Laurent
Area
• Total	15.25 km2 (5.89 sq mi)
• Rank	75th of 100
Highest elevation	325 m (1,066 ft)
• Rank	93rd of 100
Lowest elevation	132 m (433 ft)
• Rank	1st of 100
Population  (2023)
• Total	5,117
• Rank	34th of 100
• Density	340/km2 (870/sq mi)
• Rank	26th of 100
Time zone	UTC+1 (CET)
• Summer (DST)	UTC+2 (CEST)
LAU 2	LU0001107
Website	mertert.lu

Mertert (Luxembourgish: Mäertert) is a commune and town in eastern Luxembourg, on the border with Germany. It is part of the canton of Grevenmacher. The commune consists of the towns of Mertert and Wasserbillig. Mertert has a river port on the Moselle, the largest in Luxembourg. The commune's administrative centre is Wasserbillig.

As of 2024, the town of Mertert, which lies in the south of the commune, has a population of 1,861.^[1]

^[2]

• Pierre Frieden (1892–1959), a Luxembourg politician and writer; the 17th Prime Minister of Luxembourg in 1958/1959.
• Jacques Santer (born 1937 in Wasserbillig), a Luxembourgish politician; the 20th Prime Minister of Luxembourg, 1984/1995 and the 9th President of the European Commission, 1995/1999
• General Mario Daubenfeld (born 1958 in Wasserbillig), a Luxembourgish soldier and a former Chief of Defence

• Media related to Mertert at Wikimedia Commons