Sir Giles Strangways (1528 – 11 April 1562), of Melbury Sampford, Dorset, was five times MP for Dorset in 1553, 1554, 1555, 1558 and 1559.
He was the son of Henry Strangways (died 1544), who died vivente patre, killed at the Siege of Boulogne in 1544. In 1546 Giles therefore succeeded his grandfather Giles Strangways (died 1546).
He was educated at Corpus Christi College, Oxford, and was knighted in 1549. He served as Member of Parliament (MP) for Dorset in 1553, 1554, 1555, 1558 and 1559. In 1557 he saw military service in France under the Earl of Pembroke.
He married Joan Wadham, a daughter of John Wadham (died 1578) of Merryfield, Ilton, Somerset and Edge, Branscombe, Devon, and a sister and co-heiress of Nicholas Wadham (1532-1609), also educated at Corpus Christi College, Oxford, and co-founder with his wife Dorothy Wadham of Wadham College, Oxford. Joan later remarried Sir John Young or Yonge, MP, and her effigy is included in her monument to herself and both husbands in Bristol Cathedral with the following inscription: