The 40-year-old, who works for Montpellier's tourism office, expressed his gratitude to those who had helped win the controversial right for same-sex couples to marry, legislation that was signed into law 10 days ago by President Francois Hollande.
Agents for a special tourism police unit arrested Carlos Armando Costa dos Santos, 21 years old, Monday evening near his home in the outskirts of the city.