Background
His father was James Cranke, a notable artist who has an entry in Redgrave"s Century of English Painters.
His father was James Cranke, a notable artist who has an entry in Redgrave"s Century of English Painters.
Cranke was admitted as a sizar at the age of 21 into Trinity College, University of Cambridge on July 1, 1767, after graduating from Sedbergh School. At the University of Cambridge, John Cranke obtained a Bachelor in 1771, an Master of Arts in 1774, and a Bachelor's Degree (Bachelor of Divinity) in 1792. He became a Fellow of Trinity College in 1772.
At Trinity he acted as a tutor in mathematics and is notable as the mentor of Thomas Jones.
In 1774, he became the curate of the Chesterton parish, in Cambridgeshire, and the parish curate of Great Street Mary"s, Cambridgeshire, 1784-1792. He was vicar of the Shudy Camps parish, Cambridgeshire, 1792-1798, then Vicar of Gainford, Durham, during 1798–1816.
He died September 6, 1816. Cranke is notable as the tutor and academic advisor of Thomas Jones resulting in a scientific genealogy containing a significant number of Nobel Prize winners (see Academic genealogy of theoretical physicists).
The branch leading to J. J. Thomson is as follows:
1774, Master of Arts, University of Cambridge, John Cranke
1782, Master of Arts, University of Cambridge, Thomas Jones
1811, Master of Arts, University of Cambridge, Adam Sedgwick
1830, Master of Arts, University of Cambridge, William Hopkins
1857, Master of Arts, University of Cambridge, Edward John Routh
1868, Master of Arts, University of Cambridge, John William Strutt (Lord Rayleigh)
1883, Master of Arts, University of Cambridge, J. J. Thomson.