Marie-Therese Gantenbein-Koullen was born on 28 August 1938 in Tetange, a locality in Luxembourg. Not much is known about her early years or her family background, but her dedication to public service became evident as she grew older.

Chamber of Deputies

Gantenbein-Koullen started her journey in Luxembourgish politics as a member of the Christian Social People’s Party. She was elected to the Chamber of Deputies, representing the constituency of Centre, from 2004 until her retirement in 2009. During her tenure, she was known for her dedication to her constituents and for upholding the principles of her party. She was eventually succeeded by Fabienne Gaul.

Local Politics in Hesperange

In addition to her role in the Chamber, Gantenbein-Koullen was also deeply involved in local politics. She was a long-standing member of Hesperange’s communal council, serving for an impressive 21 years from 1988 to 2009. Her dedication to the community was further demonstrated when she served as échevin, which is roughly equivalent to a deputy mayor, from 1997 to 1999.

Perhaps the pinnacle of her local political career was her tenure as the Mayor of Hesperange. She served in this capacity from 1999 until her retirement from politics in 2009. Under her leadership, Hesperange saw various development projects and increased community engagement.

Later Years and Death

After retiring from active politics, Gantenbein-Koullen led a quieter life, stepping away from the public eye. She passed away on 7 September 2023, at the age of 85. Her contributions to both local and national politics in Luxembourg have left a lasting legacy.

Marie-Thérèse Gantenbein-Koullen was a notable figure in Luxembourgish politics, making significant contributions at both the local and national levels. Her long-standing dedication to public service has made her a revered figure, and her passing marks the end of an era for Luxembourgish politics.