Charles Peter Wroth (1929–1991) was a British civil engineer, a world pioneer in geotechnical engineering and soil mechanics.^[1][2] He led the design and construction of the Hammersmith flyover.^[3]

Wroth was educated at Marlborough College and Emmanuel College, Cambridge, where he studied Engineering and carried out research in Soil Mechanics under Kenneth H. Roscoe, leading to the award of a PhD degree in 1958 with his thesis titled "The behaviour of soils and other granular media when subjected to shear".^[4] He served as Professor at the University of Oxford and the University of Cambridge. He also served as Master of Emmanuel College for a brief period prior to his death.

He delivered the 24th Rankine Lecture, titled "The interpretation of in situ soil tests".^[5]

Wroth played county cricket at amateur level, playing minor counties cricket for Devon from 1947–50, and later for Cambridgeshire in 1962.^[6] He also played international hockey for Wales.