Robert Daniel Marie Alfred François Dagallier (11 June 1926 â 2 December 2025) was a French fencer. He was born in Trévoux. He won a bronze medal in the team épée event at the 1956 Summer Olympics. He also competed at the 1955 Mediterranean Games where he won a gold medal in the team épée event.
Dagallier died in Strassen, Luxembourg on 2 December 2025, at the age of 99.