Harold Creeth Miller (born 23 February 1950) is a retired Irish Anglican bishop. He served as bishop of the Diocese of Down and Dromore in the Church of Ireland. Coming from a Methodist background, he was elected bishop in 1997 and was considered to represent an evangelical position within the Church.^[1]

Miller was ordained in the Church of Ireland as a deacon in 1976 and as a priest in 1977.^[2] From 1976 to 1979, he served his curacy at Saint Nicholas' Church, Carrickfergus, Belfast, in the Diocese of Connor.^[2] He then moved to England, where he was director of extension studies and chaplain of St John's College, Nottingham between 1979 and 1984.^[3] He returned to Belfast, and was a chaplain at Queen's University Belfast from 1984 to 1989.^[4] In 1989, he returned to parish ministry having been appointed Rector of the Carrigrohane Union of Parishes in the Diocese of Cork, Cloyne and Ross.^[2][3] He was also a Canon of Saint Fin Barre's Cathedral (Cork Cathedral) from 1994 to 1997.^[2]

Miller was elected Bishop of Down and Dromore on 18 February 1997.^[5] He was consecrated a bishop on 25 April 1997.^[6]

On 20 June 2019 he announced his decision to retire.^[7]

He is regarded as theologically conservative and was one of the two bishops of the Church of Ireland, with Ferran Glenfield, to attend GAFCON III, held on 17–22 June 2018, in Jerusalem.^[8]

• Member of General Synod, Standing Committee and the Representative Church Body
• Chair of the Liturgical Advisory Committee and Chair of the Publications Group, soon to publish a revision of the Book of Common Prayer 2004
• Member of the Hymnal Revision Committee which produced the 2000 Hymnal
• Words editor of the new hymnal supplement
• Chair of The Covenant Council from its inception until 2008
• Member of the Commission on Episcopal Ministry and Structures
• Member of the Commission for Christian Unity and Dialogue and the Anglicanism Working Group
• Member of group which gave the response to the Oireichtas All–Party Committee on Abortion
• Member of group which produced the Church of Ireland Response to A Bill of Rights for Northern Ireland and also the group which produced the Church of Ireland response to Cohesion, Sharing and Integration

• President of the Summer Madness Christian youth festival
• Board Member of Tearfund UK
• Diocesan Links with Albany Diocese in New York State, Maridi Diocese in Southern Sudan, and the Diocese of Northern Argentina, all of which he has visited
• Has attended the two Lambeth Conferences in 1998 and 2008
• Co–chaired AMICUM (The Anglican Methodist International Commission on Unity in Mission) from 2009 to 2015
• Has represented the Church of Ireland at eight of the meetings of The International Anglican Liturgical Commission.

• Co–editor of Anglican Worship Today Collins, 1980
• Whose Office?– Daily Prayer for the People of God Grove, 1982
• Finding a Personal Rule of Life Grove, 1984
• New Ways in Worship CIEF, 1986
• Making an Occasion of it CIP, 1994
• The Desire of our Soul Archived 29 November 2018 at the Wayback Machine, Columba, 2004
• Build your Church, Lord, D&D, 2005
• The Making of the Church of Ireland Book of Common Prayer 2004: Yale Institute of Sacred Music: Colloquium: Music, worship, arts, 2006
• Week of All Weeks, 2015 (Worship Guide and accompanying Prayer Book)
• Editor: Thanks & Praise (Church of Ireland Hymnal Supplement) A&M, 2015