John Young, 1st Baron Lisgar (31 August 1807 – 6 October 1876) was a British diplomat and politician.
He served as the second Governor General of Canada (1869–72), the 12th Governor of New South Wales (1861–67) and as Chief Secretary for Ireland (1853–55).
From 1848 to 1870 he was known as Sir John Young, 2nd Baronet.