Over his career he played a key role in the Cambodian peace process, including during his time as Australian Ambassador to Cambodia from 1992 to 1994.
His career highlights included the following: In June 1995, Victorian MP Ken Aldred claimed in Parliament that Holloway was a paedophile.
[6] The then Secretary to of the Department of Foreign Affairs and Trade Michael Costello told Fran Kelly in a media interview that police had investigated and said there was no evidence to support the allegation.
[8] A magistrate dismissed child sex abuse charges against Holloway, calling the testimony of the chief witness "worthless".
[9] Holloway later returned to Cambodia, remaining active as an adviser to the Cambodian government and working with numerous international bodies and non-government organisations.