Family Group Sheet| FATHER | | | | | MOTHER | | Helen "the Younger, of Wales" Llywelyn (94L5-8FM) | | BIRTH | about 1230 | Cantref Mawr, Carmarthenshire, Wales | | BIRTH | about 1230 | | | DEATH | after 16 February 1295 | Wales | | DEATH | after 16 February 1295 | | | REF # | | 1984417; | | REF # | | | | REF # | | 60; | | REF # | | 2012123; | | MARRIAGE | | Donald Mar (LZFZ-8TN); | | MARRIAGE | | Rhys Ap Dafydd (LH5J-ZYP); | | MARRIAGE | | Malcolm Macduff (LY3C-4TX); | | FATHER | Llywelyn "Llywelyn Fawr, Llywelyn the Great" ap Iorwerth (933R-4XV) |
| | | CHILDREN | | 1. | Margaret Mar (M7MX-G4Q) FEMALE | | | BIRTH | 1265 | Castle Cary, Somerset, England | | DEATH | 1292 | Castle Cary, Somerset, England | | REF # | | 882264; | | REF # | | 902742; | | REF # | | 60; | | MARRIAGE | 1286 | William Douglas (LZLB-P6K); Castle Cary, Somerset, England |
| | 2. | Alexander Of Mar MALE | | | BIRTH | 1274 | Kildrummy, Aberdeenshire, Scotland | | DEATH | September 1305 | Kildrummy, Aberdeenshire, Scotland | | REF # | | 883845; | | REF # | | 904323; | | REF # | | 60; |
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