Sir Giles Rolls Loder, 3rd Baronet DL, J.P, FLS (1914–1999) was an English aristocrat, World War II veteran, public official, horticulturalist and yachtsman.

During World War II, he served in the Surrey and Sussex Yeomanry, and later worked with the Vosper & Company for the British Navy.

[1] At his family estate of Leonardslee, he planted hundreds of varieties of rhododendrons, magnolias, and camellias, and built two greenhouses.

[1] He took part in the Cowes Week, one of the longest-running regular regattas in the world, where he sometimes skippered on the Kaylena, a well-known 12-metre (39 ft) yacht.

[1] They had two sons: They resided at Ockenden Manor, a Grade II*-listed house in Cuckfield, West Sussex.