Robert Kennaway Leigh, JP (1852 – 1925) was an English-born Hong Kong architect, civil engineer and director of Leigh & Orange.
Leigh was born in Bardon, Washford, Somerset, England, eldest son of Major-General Robert Thomas Leigh, of Ilfracombe in 1852.
He joined the architecture firm Sharp & Danby (name later changed to Leigh & Orange) in 1882.
Under Leigh, the firm established reputation for institutional or public work, such as the Clock Tower Fountain in Statue Square, the Praya Reclamation Scheme, Queen's Building,[1] the adjacent Prince's Building,[2] Robert Leigh retired from the firm in 1904.
Leigh was also an unofficial members elected to the Sanitary Board in 1894.