William John Bates van de Weyer was a British Militia officer who won lasting fame in horticulture as the first to hybridize a South American species of Buddleja with an Asiatic species while on leave during World War I.
- Occupation
- horticulturist, botanist
- Position held
- High Sheriff of Dorset
- Citizenship
- United Kingdom, United Kingdom of Great Britain and Ireland
- Born
- December 29, 1870, 1870
- Died
- April 1, 1946, 1946