Dudley George Helfrich (17 May 1912 – 13 June 1980) was a South African cricketer who played first-class cricket for Griqualand West, Transvaal and North-Eastern Transvaal between 1929 and 1940.
He was the eldest of four brothers who played first-class cricket in South Africa.
[1] He opened the batting in North-Eastern Transvaal's first first-class match in 1937–38.
In their second match he hit his highest score, 92, against his former team Transvaal, in North-Eastern Transvaal's first first-class victory.
This biographical article related to a South African cricket person born in the 1910s is a stub.