Yes, thank you. It's his second wife. The Berkeley Health Network (UC-Berkeley) published a short obit in their Fall 2004 Alumni Newsletter. It reads as follows:
Hedwig G. Taylor, widow of Professor Emeritus
Keith O. Taylor, died July 3, 2004. She was as an
avid reader who enjoyed lawn bowling, painting,
and playing Scrabble. The Taylors were generous
planned giving supporters of the UC
Berkeley School of Public Health.
I've got her birth date as 28 Apr 1918, Soviet Union.