Murray, 32, is playing doubles as he takes his first steps back to the tour having undergone a hip resurfacing operation earlier this year.
He last played at the Australian Open in January.
Lopez beats Simon to Queen's title in thriller
Murray is also expected to play doubles at the Eastbourne championships the following week and at Wimbledon.
Greek Stefanos Tsitsipas is the top seed in the singles with Kevin Anderson, runner-up at Wimbledon last year, the second seed. South African Anderson skipped the claycourt season.
The tournament begins on Monday.
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