Sir William de Haya of Lochorwart1 
He was living in 1263.1 On 17 July 1291 he swore fealty to King Edward I.1 He fought in the Battle of Dunbar on 27 April 1296, where he was captured by the English.1 On 28 August 1296 he again swore fealty to King Edward I.1
Child of Sir William de Haya of Lochorwart
- Sir Gilbert de Haya of Lochorwart+1 b. b 1306, d. a 1329
- [S37] BP2003 volume 3, page 3960. See link for full details for this source. Hereinafter cited as. [S37]
John de Haya1
Child of John de Haya and unknown daughter de Lyne
- Sir William de Haya of Lochorwart+1 d. a 31 Oct 1308
- [S37] BP2003 volume 3, page 3960. See link for full details for this source. Hereinafter cited as. [S37]
unknown daughter de Lyne1
Child of unknown daughter de Lyne and John de Haya
- Sir William de Haya of Lochorwart+1 d. a 31 Oct 1308
- [S37] BP2003 volume 3, page 3960. See link for full details for this source. Hereinafter cited as. [S37]
Robert de Lyne1
Child of Robert de Lyne
- [S37] BP2003 volume 3, page 3960. See link for full details for this source. Hereinafter cited as. [S37]
Margaret Fraser1
Child of Margaret Fraser and Sir Gilbert de Haya of Lochorwart
- Sir Thomas Haya of Lochorwart+1 d. b 15 Oct 1335
Hendrik I Heer van Vianen1 
Children of Hendrik I Heer van Vianen and Catharina uten Goye Burggravin van Utrecht
- Gijsbert Heer van Vianen Heer van ‘t Goye, Burggraf van Utrecht+1 b. 1320, d. 21 Aug 1391
- Sweder van Vianen Heer van Beverweerd+1 b. 1330, d. 1405
Lora de Cuningesburgh1
Her married name became Haya.1
Child of Lora de Cuningesburgh and Sir Thomas Haya of Lochorwart
- Sir William Haya of Lochorwart+1 d. b 29 Aug 1392
- [S37] BP2003 volume 3, page 3960. See link for full details for this source. Hereinafter cited as. [S37]
Sir William de Cuningesburgh1
Child of Sir William de Cuningesburgh
- [S37] BP2003 volume 3, page 3960. See link for full details for this source. Hereinafter cited as. [S37]
Richard de Bykretone1
- [S37] BP2003 volume 3, page 3960. See link for full details for this source. Hereinafter cited as. [S37]
Sir Thomas Hay, Master of Yester1 
He lived at Hoprew, Peebles-shire, ScotlandG.1 He was appointed Knight before 7 July 1508.1
- [S37] BP2003 volume 3, page 3960. See link for full details for this source. Hereinafter cited as. [S37]