Johan François Hendrik Jacob Ernestus Mackay

ii. Baron Johan Francois Hendrick Jacob Ernestus, m. Baroness Margaretha van Lynden, and d. in 1845, leaving three sons and some daus. : —

• 1. Baron Aeneas, b. 1838, ex-Prime Minister of the Netherlands and President of the Second Chamber, m. Baroness Elizabeth van Lynden, issue one :—Eric, b. 1870.
• 2. Baron Theodoor Philips, member of the Chamber of Accounts and ex-member of the Second Chamber, m. Juliana Anna, Baroness van Lynden, issue seven sons and two daus. :—Johan Jacob ; Constantyn Willem, m. Petronella Haeufft, issue a dan. ; Aeneas, an "Advocat en Procureur " at the Hague, m. Hermina Clasina den Beer Poortugall, issue a son ; Edward ; Dirk Kynhard Johan Daniel ; Norman ; Margaretha Clara Francoise ; and Maria Jacoba.
• 3. William Karl, m. Nicoline Engelvaart, issue two.

pg. 341-342

 THE BOOK OF MACKAY BY ANGUS MACKAY, M.A. (St. Andrews  University) Minister at Westerdale, Caithness EDINBURGH :  NORMAN MACLEOD, -25 GEORGE IV. BRIDGE CANADA : EDWARD MACKAY,  ST. PETER'S MANSE, MADOC, ONT. M DCCCC VI

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A. Baron Johan Francois Hendrik Jacobus EmestuS, born 13 March 1807; married, 1835, Baroness Margaretha Clara Francoise van Lynden, and died 27 July 1846. She died 8 October 18G9, and had issue :

• (a) Baron Aeneas, born 29 November 1838, ex-Prime Minister, ex-President of the Second Chamber, a Minister of State in the Netherlands, and G.C. of the Order of the Lion of the Netherlands. He married, 17 July 1869, Baroness Elizabeth Wilhelmina van Lynden, issue one son
• (b) Baron Theodoor Philip, born 24 April 1840, member of the Chamber of Accounts and ex-member of the Second Chamber of the Netherlands ; married, 15 July 1868, Baroness Juliana Anna van Lynden, with issue
• (c) Baron Willem Karel, born 17 August 1843; married, 13 September 1869, Nicoline Engelvaart. She died 2 February 1905, had issue

Scottih Peerage pg. 172-173