Details of Simon's birth are not known.

Simon married Joan Obeit on Friday 12 December 1578 in Worth, Sussex.

He had the following children from his marriage to Joan Obeit:

- Charles Lavender	born around 1582.
- Marian Lavender	born around 1589.
- Rebecca Lavender	born around 1592.
- Isabell Lavender	born around 1594.
- John Lavender	born around 1600 at Kingswinford?.
- Harmon Lavender	born around 1601.
- Elizabeth Lavender	born around 1604.
- Thomas Lavender	born around 1609.

Details of Simon's occupation are not known.