Stuart, John, 4th earl of Atholl

Stuart or Stewart, John, 4th earl of Atholl

(ăth`əl), d. 1579, Scottish nobleman. He succeeded his father to the earldom in 1542. A supporter of Mary of GuiseMary of Guise
, 1515–60, queen consort of James V of Scotland and regent for her daughter, Mary Queen of Scots. The daughter of Claude de Lorraine, duc de Guise, she was also known as Mary of Lorraine.
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, in 1559 he voted in Parliament against the Protestant confession of faith and expressed his adherence to Catholicism. He became a member of the council of Mary Queen of ScotsMary 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.
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 in 1561 and after her marriage to Lord DarnleyDarnley, Henry Stuart or Stewart, Lord,
1545–67, second husband of Mary Queen of Scots and father of James I of England (James VI of Scotland).
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 was one of her chief counselors. However, after Darnley's murder and the rise of James Hepburn, earl of BothwellBothwell, James Hepburn, 4th earl of
, 1536?–1578, Scottish nobleman; third husband of Mary Queen of Scots.
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, to power, Atholl joined the Protestant lords against Mary. He became a member of the council of regency for James VI, but his sympathies gradually switched back to the queen, and he joined the opposition to the king's party. He was unsuccessful in preventing the election of James Douglas, 4th earl of MortonMorton, James Douglas, 4th earl of,
d. 1581, Scottish nobleman. A nephew of Archibald Douglas, 6th earl of Angus, he married Elizabeth Douglas, from whose father he inherited (1553) the earldom of Morton.
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, to the regency in 1572. In 1574 proceedings were taken against Atholl as a Roman Catholic, and he probably recanted. With Colin Campbell, 6th earl of Argyll, he succeeded in ousting Morton as regent (1578). The three were uneasily reconciled the following year, shortly before Atholl's death, which was possibly from poisoning by Morton.