Philip Tilden was an architect and garden designer. He went to the Architectural Association School in 1905, and later became a partner in the firm of Collcutt, Hamp and Tilden. He worked on historic houses, including Chartwell in Kent, Cortachy Castle in Angus, Knebworth in Hertfordshire and Sydenham House in Devon.
He designed the gardens at Port Lympne for Sir Philip Sassoon from 1918 to 1921.