Sadler, Sir Ralph definition of Sadler, Sir Ralph in the Free Online Encyclopedia.

Sadler or Sadleir, Sir Ralph (both: săd`lər), 1507–87, English diplomat. Through the influence of Thomas Cromwell, he secured (c.1536) the favor of Henry VIII, for whom he went on numerous missions to Scotland to try to counteract the influence of David, Cardinal Beaton Beaton or Bethune, David (both: bē`tən)
..... Click the link for more information. . Sadler distinguished himself at the battle of Pinkie (1547). He retired during the reign of Queen Mary I, but after Elizabeth I's accession (1558) he became an agent of William Cecil (later Lord Burghley) and was sent (1559) to form an English alliance with the Protestant party in Scotland. In 1568 he was a member of the tribunal appointed to adjudicate between Mary Queen of Scots Mary Queen of Scots (Mary Stuart), 1542–87, only child of James V of Scotland and Mary of Guise . Through her grandmother Margaret Tudor , Mary had the strongest claim to the throne of England after the children of Henry VIII.
..... Click the link for more information. and her subjects. He was frequently employed to carry messages to the captive queen, and in 1584 he reluctantly undertook the guardianship of Mary. He was relieved of the task the following year.