Details of Mary's birth are not known.

Mary married Eric Willliam Lavender on Saturday 24 May 1947 in Almondbury Church, Huddersfield, Yorkshire.

She had the following children from her marriage to Eric Willliam Lavender:

- Mavis Lavender	born in 1948 in Rother Valley, Yorkshire.
- Doreen Lavender	born in 1950 in Rother Valley, Yorkshire.