The National newspaper reported that Dion and Ribat were awarded the Order of the British Empire (Civil Division) and given the rank of Knight of the British Empire.
Tipo Vuatha, the secretary to the Governor-General, received the third highest award - the Order of the British Empire (Civil Division) and was given the rank of Knight Bachelor.
Dion, Ribat and Vuatha will be entitled to be referred to as ‘sir'.
Dion was recognised for services to the nation and East New Britain in the roles of Governor and Deputy Prime Minister and for distinguished service in the police force. Dion was awarded the Most Distinguished Order of Saint Michael and Saint George for public and political service.
He was elected to parliament in December 2000 during a by-election for the East New Britain provincial seat and was re-elected in 2007 as Governor for East New Britain.
Ribat, 59, from Volavolo in East New Britain was first ordained as a priest in December 1985. He held various leadership positions in the church before his appointment as Archbishop of Port Moresby in 2008.
He is currently the president of the Bishops' Conference of Papua New Guinea and Solomon Islands
Ribat was recognised for promoting harmony among Christian churches in the country, The National reported.
Vuatha, who has served for 15 years as Secretary to the Governor-General, was recognised for distinguished public service, in particular at Government House.
The honour's list recognised 95 people for their services to the country. They received awards in the categories of Order of Saint Michael and St George, Order of the British Empire (CBE, OBE, and MBE), British Empire Medal (BEM) and order of the British Empire (Military Division).
Justice David Cannings, lawyer Manuel Varitimos and Secretary to the Department of Foreign Affairs William Dihm, were awarded the Order of the British Empire in the rank of Commander (CBE).
Deputy Police Commissioner Jim Andrews, acting Chief Ombudsman Phoebe Sangetari and Nasfund chief executive officer Ian Tarutia were awarded the Order of the British Empire in the rank of Officer (OBE).
Assistant Commissioner of Police Joanne Clarkson and Assistant Commissioner of Police (NCD/Central) Sylvester Kalaut were awarded the British Empire Medal (BEM) for their services to the Police Force.
Others who received CBE awards were William Dihm (for public service), Raphael Goiya (for services to the community, education and business development) and Manuel Varitimos (for services to the community through the advancement of justices and law).
OBE awards went to Lloyd Aila (for services to commerce and the insurance industry); Leslie Alu (for public service and services to the community); Saea Avosa (for services to the community and to the Constitutional Planning Committee); Susan Baing (or services to education and to the community of Morobe Province); Philip Kereme (for services to education and to the Public Services Commission); Lainal Lai (for services to hospitality and to the air travel industry); Paul Pervan (for services to the community, sport, and the insurance industry); John Porti (for public service, and services to the Papua New Guinea Defence Force); Kikising Salley (for services to education and to women's development); Phoebe Sangetari (for public service through the Ombudsman Commission); Thilagawathy Subendranathan (for services to health and to the community); Ian Tarutia (for services to the 2015 Pacific Games and to the membership of Nasfund); Ku Teine (for services to the community and to the Evangelical Lutheran Church); and Wap Yawo (for services to local government and to the community).