Measure
Relationships
Katherine Mackay is the child of Clarence H. Mackay and Katherine Duer Mackay.
Spouses & partners
- SpouseKenneth O'Brien
Family
- FatherClarence H. Mackay
- MotherKatherine Duer Mackay
- SiblingEllin Berlin
Sources & Credits
Wikidata · Q105646236 ↗
Biographical data from Wikidata (CC0). Book icons link to supporting references where available; unlinked icons indicate a missing reference.
Portrait source & license ↗
Facts retrieved .