| Sir Frederick Charles Thomson | |
| Birth Date: | 27 May 1875 |
| Birth Place: | Edinburgh, Scotland |
| Death Place: | Dunbar, Scotland |
| Allegiance: |  United Kingdom |
| Branch: | British Army |
| Unit: | Scottish Horse Lovat Scouts |
| Battles: | Egypt Salonika |
| Laterwork: | Scottish Unionist Politician Barrister |
Sir Frederick Charles Thomson, 1st Baronet, (27 May 1875 – 21 April 1935) was a Scottish Unionist politician and lawyer.
He was the third son of James Wishart Thomson of Glenpark, Balerno, Midlothian; James was a son of William Thomson, co-founder of the Ben Line.
Educated at Edinburgh Academy, University College, Oxford and at the University of Edinburgh, he was called to the Scottish bar in 1901, and to the English bar in 1904.
He served in Egypt as a lieutenant with the Scottish Horse and in Salonika with the Lovat Scouts, where he was severely wounded.
He was Unionist Member of Parliament for Aberdeen South from 1918 until his death.
He was Parliamentary Private Secretary to Sir Robert Horne, 1919–1922, and a Junior Lord of the Treasury from February–April 1923. He was appointed a King's Counsel in 1923 and appointed as Solicitor General for Scotland from April 1923 to 1924. He was again a Junior Lord of the Treasury from 1924 to 1928, Vice-Chamberlain of HM Household, 1928–1929 and September–November 1931, and Treasurer of the Household from 1931 until his death in 1935.
He was created a baronet in 1929, of Glendarroch, in the county of Midlothian. He was succeeded in the baronetcy by his son Douglas, who was elected as MP for Aberdeen South in the May 1935 by-election after his death.
He is buried with his wife Constance Margaret Hotson (1880–1970) and son in the north-east corner of Dean Cemetery in Edinburgh.