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(PROBABLY NOT MORGUNDíS SON), Gilchrist 4th Earl of Angus
(About 1150-)
Marjorie of Huntingdon
(About 1155-About 1213)
Duncan 4th Earl of Mar & 5th Earl of Angus
(About 1175-1244)
EHISLACH, Uilleam 5th Earl of Mar
(About 1195-1273)


Family Links

1. COMYN, Isabel

2. IOSA, Muriel

EHISLACH, Uilleam 5th Earl of Mar 2

  • Born: About 1195
  • Marriage (1): COMYN, Isabel by 1244 1
  • Marriage (2): IOSA, Muriel
  • Died: 1273 1 3

   Other names for Uilleam were EHISLACH, William and MAC DHONNCHAIDH, Uilleam Mormaer of Mar.1

  General Notes:

"Uilleam was responsible for the construction of Kildrummy Castle.... Uilleam, more than any of his predecessors, participated in Scottish and even British-wide politics, becoming a leading figure in the royal regime of Alexander II, and the minority of Alexander III. By 1244, Uilleam had married into the Comyn house, the fastest rising foreign family in the Scottish kingdom. He married Isabel, the daughter of Count William Comyn of Buchan."

from Wikipedia 1

Uilleam married Isabel COMYN, daughter of William COMYN Earl of Buchan, jure uxoris and Margaret Countess of Buchan, by 1244.1 (Isabel COMYN was born about 1215 and died in 1267 1.)

Uilleam next married Muriel IOSA, daughter of Maol IOSA Ii Mormaer of Strathearn and Unknown. (Muriel IOSA was born about 1240.)


1 Internet Site,

2 Internet Site,

3 e-books, The Earldom of Mar: Letters by Crawford, Lindsay etc (1882).

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