 Rodolphe Koechlin (1847–1920) was a great-grandson of Nicolas Koechlin.Captain in the French Army, he became a Knight in the Legion of Honour and received the Médaille commémorative de la guerre 1870–1871.After his retirement he moved to Bénodet in Brittany, where he became known for his philanthropy, and a street was named after him after his death.