Unknown
Est 1280 - Yes, date unknown(
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= Expand, 
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- 1 Unknown [1] b. Est 1280 d. Yes, date unknown
- William Thewlis b. Abt 1280 d. Abt 1350
- 2 Alice Thewlis [1.1] b. Abt 1320 d. Yes, date unknown
- 2 William Thewlis [1.2] b. Abt 1325 d. Abt 1375
- Unknown b. Est 1325 d. Yes, date unknown
- 3 John Thewlis [1.2.1] b. Between 1363 and 1370 d. Abt 1440
- Alice b. Est 1380 d. Yes, date unknown
- 4 William Thewlis [1.2.1.1] b. 1420 d. 1480
[ =>]
- 4 John Thewlis [1.2.1.2] b. Abt 1430 d. Abt 1495
[ =>]
- 4 William Thewlis [1.2.1.1]
- 3 John Thewlis [1.2.1]
- 2 Thomas Thewlis [1.3] b. Abt 1330 d. Abt 1390
- 2 Alice Thewlis [1.1]