Charles Chree, FRS (5 May 1860 – 12 August 1928) was a British physicist, an authority on terrestrial magnetism and atmospheric electricity, and for 32 years Superintendent of Kew Observatory. Chree was born in Lintrathen, Forfarshire, Scotland on 5 May 1860, second son to Rev Charles Chree. He was educated at the Grammar School, Old Aberdeen, the University of Aberdeen where he graduated MA in 1879 and the University of Cambridge where he graduated as Sixth Wrangler (MA, 1883). Chree was awarded the James Watt medal by the Institution of Civil Engineers in 1905.