He was a resident of Saint-Nom-la-Bretèche, west of Paris, France, who helped popularize the then little played sport of golf in the country during the early 1960s.
Following that, he won the French Amateur Native Championship two years in a row, 1967–1968, the last time at his home course at Saint-Nom-la-Bretèche.
[4] Their daughter, Kristel Mourgue d'Algue, represented France three times at the Espirito Santo Trophy.
After winning the individual NCAA Division I Women's Golf Championships in America, she turned professional and played on the Ladies European Tour.
At the professional level, Gaëtan Mourgue d'Algue moved into the publication business, creating the magazine Golf Européen.