Charles Weston MBE, born Thomas Charles George Weston (14 October 1866 – 1 December 1935) was an Australian horticulturist and was responsible for the afforestation of Canberra.

He trained as a horticulturist in the United Kingdom and migrated to New South Wales in 1896.

He managed the State Nursery, at Campbelltown between 1912 and 1913, and was appointed officer-in-charge of afforestation, Canberra in that year.

In Canberra, in collaboration with the city's designer Walter Burley Griffin, he carried out extensive scientific breeding trials to increase the number of species that might grow in Canberra.

[2] He died in Turramurra and his ashes were scattered in front of Old Parliament House in Canberra.