Adair, land of Spittell, Wigtownshire AD1644

re: "The Register of the Great Seal of Scotland" Vol. VIII, A.D. 1620-1633 with Archibald Adair, page 66, #206, in latin -
Apud. Edinburgh, 17 July 1621.
REX, - cum consensu &c. (209).), -
confirmavit cartam Gulielmi Adair de Kinhilt, -
(qua concessit M. ARCHIBALDO ADAIR decano de Rapho fratri sui germano, heredibus ejus masculis et assignatis, in feudifirma, -
5 librat. terrarum de Kinhilt, viz.
40 solidat. de Corfine cum crofta nuncupata Croftintorroch,
10 sol. de SPITTELL
etc.

In "History of the Lands and Their Owners in Galloway"
New Edition, Vol. I.(1906) at :

http://www.archive.org/stream/historylandsand00mackgoog#page/n359/mode/1uphttp://www.archive.org/stream/historylandsand00mackgoog#page/n359/mode/1up

p. 337 (n359) under Parish of Stoneykirk there is an entry -
6 August 1644
Robert Adair and Jean STEWART, his spouse,
had sasine of the lands of Spittell.

Did Sir Robert Adair marry Jean STEWART after
Jean EDMONSTON or is this another Robert ?