Walter Edward Grimston (16 May 1844 – 28 July 1932) was an English amateur cricketer.
He mainly played amateur matches for I Zingari but did make a single appearance in first-class cricket for Southgate against Cambridge University in 1868.
He was a right-handed batsman and an occasional wicketkeeper.
His father Edward played first-class cricket, as did three of his uncles James, Robert and Francis Grimston and his cousin Lord Hyde.
This biographical article related to an English cricket person born in the 1840s is a stub.