Sir Edward Butler, 1st Viscount Galmoye (died 1653) was an Irish peer, the eldest son of Piers FitzThomas Butler and the Honourable Katherine Fleming, daughter and co-heiress of Thomas Fleming, 10th Baron Slane and his wife Catherine Preston.
His father was the illegitimate son of Thomas Butler, 10th Earl of Ormond.
[1] Edward Butler was invested as a Knight on 1 November 1619.
He held the office of High Sheriff of County Kilkenny, Ireland in 1640.
The Viscount married the Honourable Anne Butler, daughter of Edmund Butler, 2nd Viscount Mountgarret, a distant cousin, and his wife Grania Fitzpatrick.