Kate Cooper was the daughter of John Cooper and ?????? ??????.

Kate was born around 1893.

Kate married Douglas Lavender on Tuesday 31 October 1916 in St Bartholomews Church, Wednesbury, Staffordshire.
The witnesses at the marriage were Albert Ernest Pitt, John Herbert Cooper and Clara Greenwood.

She had the following children from her marriage to Douglas Lavender:

- Peter Axon Lavender	born on 6 March 1918 in Walsall, Staffordshire.
- Barbara Mary Lavender	born on 6 May 1920 in Walsall, Staffordshire.
- Harvey Douglas Lavender	born on 9 February 1922 in Walsall, Staffordshire.

Details of Kate's death are not known.