Parish Clergy

Rev. Aidan Peter Rossiter, CJ – Pastor

FrAidanImgBorn into a large Catholic family in Devon, England in 1959, Fr. Aidan Peter is the third generation of his family to be a Josephite Father and the fourth to be educated by them. After leaving St George’s College, he studied psychology and worked in the printing industry. He joined the Josephites in 1984 and after his theological and pedagogical studies was ordained in 1992. He has taught in British and American high schools, and for the last 17 years has been involved in Parish ministry whilst lecturing in practical liturgics at three British seminaries.

Fr. Aidan Peter comes to SLDM with a wealth of pastoral experience working in the poorest areas of London’s East End. He has served on several diocesan, national, and international ecclesial councils and committees. His areas of interest are liturgy especially liturgical music, homiletics, and presiding. At the request of Fr. General he gave up his role in the community in England to bring his experience over the water, taking up the post of parish priest here at SLDM. He also has interests in gardens, wildlife, cats, and steam trains!

Fr. Aidan Peter can be reached at 937-4555(Ext.106)/

Rev. John Mayhew, CJ – Associate

Fr. John was elected Superior General of the Josephite Fathers and served in that capacity for 6 years, living in Belgium. He returned to California and St. Joseph H.S. for a short period before being assigned as Associate Pastor at St. Louis de Montfort.

Fr. John has also served as the Vocation Director, and Novice Master. He assumed responsibility for the Hispanic Ministry Program at St. Louis de Montfort, where he is also active in Adult Education, organizing the annual Pilgrimage Walk, and other activities.

Fr. John can be reached at 937-4555(Ext.105)


Rev. Alfred Verstreken, CJ – Associate

FrAlfredImgBorn in Belgium, Fr. Alfred went to kindergarten and grade school with Ursuline Sisters and seventh through twelfth grade at the Josephite school in Leuven (Louvain). After high school he joined the Josephite Fathers. After the noviciate in Geraardsbergen, he studied philosophy and religious studies at the Catholic University of Leuven and taught for two years at St. Joseph High School in Bulongo, Kasaï, Congo. He was ordained a priest in 1973.

After a short stint teaching religion at his alma mater, he was recruited by Fr. Charles and Fr. Bede to come to California to teach at St. Joseph High School in Santa Maria (1976-80). He then joined Fr. Campion at Pius X High School in Downey, where the Josephites had first started in California. Twenty-five years ago Fr. Charles invited him again, this time to Bishop García Diego High School in Santa Barbara. After spending so many years in schools, he became Fr. Ludo’s associate at Holy Cross Parish, and in 2016 came back to Santa Maria to become one of Fr. Aidan’s associates.

Fr. Alfred can be reached at 937-4555(Ext.109)/

Rev. L Mark Newman, CJ – Associate (semi-retired)

FrMarkImgFr. Mark was born in England, May, 1931. He was educated at St. George’s College (a Josephite boarding school) and on “graduation” entered the Josephites in September 1949, taking his first vows a year later. For his studies he was sent to our scholasticate in Belgium. He then pursued an M.A. degree in History at Cambridge University and following ordination in June of 1960 was on the teaching staff at St. George’s College.

In 1963 Fr. Mark was one of the initial “pioneers” to come to California where he spent his first year at Pius X High School, “learning the American ways in a co-educational school.” In the summer of 1964 he joined 4 other Josephites and the Daughters of Mary and Joseph in the opening of St. Joseph H.S. in Santa Maria. In 1965 he was appointed principal and served in that capacity until 1975 when he then became the school’s Campus Minister.

In July, 1990 he was assigned as Associate Pastor of St. Louis de Montfort, but due to the election of Fr. Garcia as Superior General, Fr. Mark became Pastor of St. Louis in September, 1990 serving in that role until October, 2001. He is semi-retired as of July 1, 2011 but is still available for weekday and Sunday Masses and is also willing to officiate at weddings and funerals upon request.

Fr. Mark can be reached at 937-5378

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