Walter Campbell of Shawfield (1741 – 19 October 1816), the grandson of Daniel Campbell MP, was Rector of the University of Glasgow from 1789 to 1791. He was also the Laird of Islay, Scotland.
His daughter Katherine married Sir Charles Jenkinson, 10th Baronet, a cousin of Lord Liverpool, the Prime Minister in 1812-27.
His son John Campbell (1770–1809) was an army officer and a Member of Parliament. John's son Walter Frederick Campbell inherited Islay on his grandfather's death.