Beecroft/Becraft Ancestors

Marmaduke de Thweng and Isabel de Ros

---

---

Husband Marmaduke de Thweng [18220] ¹

---

           Born: 1253 - Saltburn-by-the-Sea, Yorkshire, England 1
     Christened: 
           Died: 23 Apr 1323 - Yorkshire, England, United Kingdom 1
         Buried:  - Guisborough, Yorkshire, England 1
FamilySearch ID: MYJX-G82

---

         Father: Sir Marmaduke de Thweng of Kilton Castle [18222] (1225-1279) 2
         Mother: Lucy de Brus [18223] (1239-1282) 2

---

       Marriage: 

---

---

Wife Isabel de Ros [18221] ¹

---

           Born: Abt 1277 - Ingmanthorpe, Yorkshire, England 1
     Christened:  - Ingmanthorpe, Yorkshire, England 1
           Died: 1309 - Yorkshire, England, United Kingdom 1
         Buried:  - Guisborough, Yorkshire, England 1
FamilySearch ID: LY8B-ZCK

---

Children

---

1 F Margaret de Thweng [18219] ³

---

           Born:  - Yorkshire, England, United Kingdom 3
     Christened: 
           Died: 1348 - Swine, Yorkshire, England 3
         Buried: 
FamilySearch ID: G68J-CYV

         Spouse: Robert Hilton 3 [18218] (1290-1351)

---

Sources

1 The Church of Jesus Christ of Latter-day Saints, "FamilySearch Family Tree," database, FamilySearch (https://www.familysearch.org : accessed 13 Nov 2025), entry for Margaret de Thweng, person ID G68J-CYV.

2 The Church of Jesus Christ of Latter-day Saints, "FamilySearch Family Tree," database, FamilySearch (https://www.familysearch.org : accessed 13 Nov 2025), entry for Marmaduke de Thweng, person ID MYJX-G82.

3 The Church of Jesus Christ of Latter-day Saints, "FamilySearch Family Tree," database, FamilySearch (https://www.familysearch.org : accessed 13 Nov 2025), entry for Maude Hilton, person ID K8HK-9PT.