Bernard de Pourtalès, Swiss captain and sailor (b. 1870)

Bernard Alexandre George Edmond de Pourtalès (5 June 1870 – 5 July 1935) was a Swiss infantry captain and sailor who competed in the 1900 Summer Olympics.In 1900 he was a member of the Swiss boat Lérina, which won the gold medal in the first race of 2-3 ton class and silver medal in the second race of 2-3 ton class. He also participated in the open class, but did not finish. His uncle Hermann and uncle's wife Hélène were also crew members.

He was born in Bellevue, France, and died in Casablanca, Morocco.