REFN: 7732AN Sir John Wischeard was another strong Protestant, and the last important L aird of Pitarrow. He was a member of the Scottish Parliament and a depu ty of the Earl Marischal. He married Jean, daughter of William Douglas, 9 th Earl of Angus in 1592. As a result, the Wishart Arms were incorporat ed in the Douglas Arms; and the Douglas tartan was used in the design of t he Wishart tartan .