William Norris Merredew was born in 1904 in the Lambeth Registration District (Jun qtr).

William married Rosina May Bleazard in 1928 in the Lambeth Registration District (Jun qtr).

He had the following children from his marriage to Rosina May Bleazard:

- John W. Merredew	born in 1933 at the Lambeth Registration District (Sep qtr).
- Ruth P. Merredew	born in 1940 at the Lambeth Registration District (Mar qtr).

Details of William's occupation are not known.