Stephen Marmion Lowe (born 3 August 1962) is a New Zealand prelate of the Roman Catholic Church.

He attended Holy Cross College in Mosgiel and then the St Charles Borromeo Seminary, Philadelphia, Pennsylvania (United States).

[4][5][6][7] From 2008 until October 2014, Lowe was the director of formation at the National Seminary, Holy Cross College in Ponsonby, Auckland.

[4][8] On 22 November 2014, Lowe was appointed by Pope Francis to replace Denis Browne, the 2nd Bishop of Hamiton, whose resignation was accepted on the same date.

[7][9][10] In 2021, Lowe was the Vice President and Secretary of the NZ Catholic Bishops Conference, and the bishops’ representative on Te Rūnanga o te Hāhi Katorika ō Aotearoa, the Church’s national Māori advisory group.