William Berntsen
William Eldred Berntsen (25 March 1912 – 14 September 1994) was a Danish competitive sailor and Olympic medalist. He won a silver medal in the 5.5 Metre class at the 1960 Summer Olympics in Rome, together with Søren Hancke and Steen Christensen. References

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1912 births
1994 deaths
Danish male sailors (sport)
Olympic sailors for Denmark
Olympic silver medalists for Denmark
Olympic medalists in sailing
Sailors at the 1948 Summer Olympics – Dragon
Sailors at the 1952 Summer Olympics – Dragon
Sailors at the 1960 Summer Olympics – 5.5 Metre
Sailors at the 1964 Summer Olympics – 5.5 Metre
Sailors at the 1968 Summer Olympics – 5.5 Metre
Medalists at the 1960 Summer Olympics
Hellerup Sejlklub sailors