Catherine Sedley 
Catherine was born on December 21st, 1657 in MIddlesex, England and her baptism took place on December 29th, 1657 in St. Giles-in-the-Fields, London, MIddlesex, England. She died at the age of 59 on October 26th, 1717 in Bath, Somersetshire, England.General Notes
SOURCES: LDS FHL Ancestal File # 9FVC-VV (familysearch.org)
"Ancestors/Descendants of Royal Lines" (Contributors: F. L. Jacquier {History of Charlemagne" by Christian Settipani}; L. Orlandini, Manuel Abranches de Soveral, Reynaud de Paysac, F.L. J P de Palmas {Aurejac et Tournemire; Frankish line; The Complete Peerage}, Jacquier {Genealogy of Lewis Carroll, Justin Swanstrom, The Royal Families of England Scotland & Wales by Burkes Peerage; Debrett's Peerage & Baronage; Table of descendants French Canadian Genealogical Society; Families of Monfort-sur-Risle & Bertrand de Bricquebec; The Dukes of Normandy, XXXXI}, A. Brabant {"Dynastie Montmorency, Michel d'Herbigny}, Paul Leportier, Claude Barret, H.R. Moser {Burke Peerage}, O.Guionneau, L.B. de Rouge, E. Polti, N. Danican {Britain's Royal Families; Buthlaw, Succession of Strathclyde, the Armorial 1961-62} A.Terlinden {Genealogy of the existing British Peerage, 1842}, L. Gustavsson, C. Cheneaux, E. Lodge, S. Bontron {Brian Tompsett}, R. Dewkinandan, H. de la Villarmois, C. Donadello; Scevole de Livonniere, H. de la Villarmois, I. Flatmoen, P. Ract Madoux {History of Morhange; Leon Maujean; Annuaire de Lorraine, 1926; La Galissonniere: Elections d'Arques et Rouen}, Jean de Villoutreys {ref: Georges Poull}, E. Wilkerson-Theaux {Laura Little}, O. Auffray, A. Brabant {Genealogy of Chauvigny of Blot from "Chanoine Prevost Archiviste du Diocese de Troyes Union Typographique Domois Cote-d'Or 1925}.... http://geneastar.org.
Ancestors/Descendants of Roger Wentworth", http://www.geneastar.org.
‌Catherine and James II were married in a religious ceremony in Relationship. They had a daughter named Catherine.
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Children
Catherine Darnley
Catherine was born in 1680 in Westminster, MIddlesex, England. She died at the age of 63 in 1743 in St. James Park, England. She was buried on April 8th, 1743 in Westminster Abbey, Westminster, Middlesex, England.