What day of the week was May 16, 2010?

The day of the week May 16th, 2010 fell on was a Sunday.

Ronnie James Dio the American singer-songwriter and producer (Rainbow, Black Sabbath, Dio, Heaven & Hell, and Elf) (b. 1942) died on this day in 2010. As did Hank Jones the American pianist, composer, and bandleader (b. 1918) .