| Children |
| | 1. Nicholas Treskowiacke, b. 1565, Newlyn East, Cornwall, England d. 1618, Cornwall, England (Age 53 years) |
| | 2. Johan Trescowthick, c. 15 May 1561, East Newlyn,Cornwall,England  |
| | 3. Christian Trescowthick, c. 20 Sep 1567, Newlyn East, Cornwall, England bur. 2 Jul 1608, Newlyn East, Cornwall, England (Age ~ 40 years) |
| | 4. Jane Trescowick, c. 24 Feb 1570, Newlyn East, Cornwall, England d. 24 May 1636, St Keverne, Cornwall, England (Age ~ 66 years) |
| | 5. Elizabeth Treskowick, b. Abt 1572 bur. 5 Aug 1599, Newlyn East, Cornwall, England (Age ~ 27 years) |
| | 6. Wilmote Treskowick, c. 18 Dec 1575, East Newlyn,Cornwall,England  |
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