Jules Ehrat (1 February 1905 â 1997) was a Swiss chess player born in Lohn, Schaffhausen. He was the 1942 Swiss Chess Champion jointly with Martin Christoffel.
The Jules Ehrat Memorial chess tournament held in Zürich 13âÂÂ22 August 1999 pitted two fiveâÂÂplayer teams against each other. The German team, led by Christopher Lutz, defeated the Swiss team, led by Viktor Korchnoi, by 26ý to 23ý.