| 1936 | John Lee, Peter Lee, Paul Wong & John Baptist Yong leave for Arbedeen Seminary Hong Kong |
| 1966 | Inaugural 3-month catechetical course starts in PUSKAT by Fr George Bauer. Participants: Stephen Titing (Tulid), Aloysius Angkabun (Pensiangan), Josue Kating (Keningau), Blasius Gahim (Toboh Laut) |
| 1985 | Formation of SH Chinese prayer group |
| 1979 | Death of Fr Laurence M Parsons mhm |
Oct 1
| 1966 | Membakut becomes headstation with Fr Peter de Wit as resident priest |
| 1990 | Blessing of new Sts Theresa & Maria Tambunan by Bp Lee |
| Formation of SH Christian Family Life Committee | |
| 1993 | Visit of Sr Maureen (Joseph Anthony) Maguire fmsj |
| 2010 | Episcopal ordination of Fr John Wong Soo Kau by Abp Lee SHC |
| 2016 | Abp Wong receives PGDK “Datukship” from TYT Tun Juhar Mahiruddin |
Oct 2
| 1973 | Fr Herman Saraber mhm leaves Sabah for good |
| 1985 | Bp Fung leaves for medical treatment in Melbourne Australia |
| 1987 | Inaugural teachers development programme (colloquium) Oct 2-4 SM La Salle |
| 1994 | Formation session for Labuan altar servers |
| 1995 | Inaugural meeting of the DOPP core group CDC |
| 1999 | Marriage Enrichment Seminar-Workshop CDC |
| 2015 | Abp Wong in Rome for Synod of Bishops on the Family Oct 2-29 |
Oct 3
| 1972 | Visit of MHM superior general Fr Noel Hanrahan Oct 3-20 |
| 1978 | Priestly ordination of Deacon Nicholas Ong by Bp Fung Sandakan |
| 1987 | Silver jubilee of Sr Cecilia Liew fsic |
| 1994 | Blessing of new SRK Konven St Francis by Bp Lee Bukit Padang |
| 2004 | Silver jubilee of Fr Nicholas Ong |
| 2012 | Golden jubilee of Sr Cecilia Liew fsic |
| 2018 | Ruby jubilee of Msgr Nicholas Ong |
Oct 4
| 1923 | Blessing of St Francis Convent School & Boarding House (1st school for girls in Borneo); English stream under FMSJ Srs Rose Charnley & Gerarda Bonengaar; Chinese stream under Thomas Lee & Teresa Ho. Funded by Fr V Weber & Tay Bee Chuan |
| 2002 | Liturgical seminar in Limbanak Oct 4-6 |
| 2003 | Blessing of Wachter Memorial Centre Loreto Convent by Bp Lee |
Oct 5
| 1988 | Arrival of Religious of the Good Shepherd Srs Mary Dorothy Khaw, Barbara Lip & Salomi Cruz from KL |
| 2002 | 5th annual recollection for KK & Keningau youth commissions w/ Br A Rogers Oct 5-6 Inanam |
Oct 6
| 1973 | Blessing of St Mary Parish Hall Sandakan by Bp Chung |
| 2001 | Educators meeting KK |
Oct 7
| 1973 | Blessing of OL of Fatima Chapel Beluran by Bp Chung |
| 1977 | Fr Theo Feldbrugge leaves Sabah for good |
| 1989 | Holy Hour starts in Tawau |
Oct 8
| 1972 | Formation of CWL Sandakan |
| 1979 | Thieves carry off tabernacle from St John Tuaran |
| 2002 | “Putting out into the deep” seminar for kk diocesan commission heads by Br A Rogers fsc CDC |
| 2016 | FSIC Jubilees Tg Aru CDC |
Oct 9
| 1982 | Blessing of FSIC Kudat convent by Bp Fung |
| 1994 | SH youth fellowship day organized by Doreen Poh CDC |
| Death of Br Pius (Michael) van de Sande mhm, 86, Vrijland Holland | |
| 2016 | MYTC Open House Carnival Kinarut |
Oct 10
| 1928 | Formation of Chinese Catholic Young Men Society by Catechist Thomas Lee KK |
| 1965 | Death of Fr Anthony Mulder mhm |
| 1977 | Seminar for readers and commentators Oct 10-11 SHC |
| 1982 | Formation of 4th KK Company of Boys Brigade SHC |
| 1998 | Inaugural Stella Maris Parish Day |
| 2003 | Life Teen/Life Line Programme Briefing by Fr Larry Tan sj, Adrian Khoo of Singapore & Adrian Ng of PJ, SHPC Oct 10-11 |
| 2015 | Priestly ordination of Deacon Harry Dorisoh by Bp Piong KSFX. Golden jubilee of Franciscan Sr Gerard Chong; Ruby jubilee of Srs Jane Sandalun and Veronica Kandaung, St Joseph Kiulu, officiated by Msgr Primus Jouil. |
Oct 11
| 1967 | Death of Fr Arthur Crowther mhm |
| 1991 | Retreat for married couples facilitated by Fr Joseph Pereira BTRC Oct 11-13 |
| 1992 | Catechetical exhibition organised by SH catechetical committee |
| 2002 | Seminar on contemplative prayer by Fr William Fickel sss SHPC Oct 11-14 |
| 2015 | Members of four Religious Congregations visit St Anne Kg Penampang Baru Papar for exhibition and fellowship (Year for Consecrated Life) |
Oct 12
| 1983 | Blessing of new St Pius X church & rectory by Bp Fung Bundu Tuhan |
Oct 13
| 1994 | Death of Sr Mary Stephen (Antonia) Steiner fmsj, 82, Blackburn England |
| Marriage Enrichment seminar Labuan Oct 13-16 | |
| 2002 | Dialogue session between education commission & Ranau educators |
Oct 14
| 1996 | OPS for DOPP core group Oct 14-25 BTRC |
| 2016 | 9th Sandakan Diocesan Day Oct 14-15 |
Oct 15
| 1972 | Inaugural AGM of Penampang youth |
| 2001 | Sr Bibianah Densia attends Regional Social Communication Commission meeting Oct 15-17 KL |
| 2007 | Episcopal ordination/installation of Fr Julius Gitom Sandakan |
| 2015 | Closing of 500th birth anniversary of St Teresa of Avila, Carmelite Chapel KK, presided by Msgr Primus Jouil |
Oct 16
| 1973 | Ovulation method seminar by Sr Madonna Purcell of Selangor in Tawau Oct 16-18 |
| 1979 | Mass & group media seminar workshop by Fr Raymond Parent sj, Fr Jim Colligan mm, Fr Jerry Martinson sj & Nelson Abril, KK Seminary Oct 16-18 |
| 2016 | Archdiocesan Migrant Sunday SHC |
Oct 17
| 1977 | Inaugural catechetical seminar conducted by PUSKAT Oct 17-23 |
| 1983 | Catechetical seminar in Sandakan Oct 17-19 |
| 2015 | Priestly ordination of Deacon Hilanus Simon by Bp Piong St Valentine Beaufort |
Oct 18
| 1998 | Dissolution of PAX Board of Directors by Bp Lee to make way for Diocesan Pastoral Council (DPC), CDC |
| Inaugural Catholic spiritual development seminar Keningau Oct 18-19 | |
| 2002 | Prayer & word seminar by Fr Dominic Vas ocd of India, St Simon Likas Oct 18-20 |
| 2003 | 2nd KK diocesan women seminar: Women after the Heart of Jesus, SHPC |
Oct 19
| 1986 | Death of Stephen Yapp Man Siu of Tawau |
| 1989 | Formation of KK Diocesan Christian Family Life Commission w/ Anita Tunggolou as head |
| 1991 | Blessing of St Nicholas Chapel Kg Kaiduan Papar |
| 1997 | Inaugural KK catechetical gathering cum fellowship CDC |
| 1998 | Commissioning of 14 DPC members by Bp Lee Dontozidon |
Oct 20
| 1895 | Msgr Jackson resigns as Prefect Apostolic |
| 1988 | Death of catechists Matthew Hunggin of Bundu Kuala Penyu |
| 2000 | Jubilee of catechists, Sabandar Bay Resort Tuaran Oct 20-22 |
| 2002 | Environmental awareness seminar for children SHPC |
Oct 21
| 1988 | 17th PAX Assembly: Make my Word your Home BTRC Oct 21-24 |
| 2002 | Entrance into OCDS novitiate officiated by Fr Dominic Vas |
Oct 22
| 1940 | Death of Fr Francis Dibona mhm |
| 2016 | Blessing of Mother of Mercy Catechetical Centre Papar by Abp Wong |
Oct 23
| 1973 | Fr S van Hasselt leaves Sabah for good |
| 1978 | Bp Fung moves into his residence (former FSP convent) at Mile 4, Jalan Penampang Lama |
| 1995 | Priestly ordination of Deacon Alex Jimsy Julius, 34, by Bp Lee, Terawi |
| 2003 | 26th PAX Assembly: Formation & Dialogue for Pastoral Leaders, Oct 23-25 BTRC |
| 2016 | Abp Wong’s pastoral visit to Limbahau |
Oct 24
| 1945 | Prisoners of War return to Limbahau from Labuan after recuperating from their 3.5- year internment in Kuching |
| 1971 | Liturgy of the Word w/ communion service presided by Catechist Emmanuel Maluda in Inobong |
| 1993 | Sandakan Sunday School concert |
| 1999 | Faith & science seminar CDC |
| 2003 | PUKAT 6 Oct 24-26 KSFX |
| 2015 | Pauline Sisters conducts mission in Asap Belaga Miri Oct 24-Dec 3 |
Oct 25
| 1972 | Formation of Keningau parish youth council |
| 1974 | Death of Fr Anthony Antonissen of cardiac arrest in Holland |
| 1976 | Blessing of St Paul Chapel Ulu Dusun by Bp Fung |
| 2002 | Forum Berjalan Bersama 2 Oct 25-27 BTRC |
Oct 26
| 1990 | Bp Lee & Msgr Piong testify at the trial of Borneo Mail editor on missing priest (Fr Ben Basintal) |
| 1992 | Joint 32nd conference of Teachers Christian Fellowship of Malaysia & Malaysian Nurses Christian Fellowship Oct 26-30 BTRC |
Oct 27
| 1991 | NFP seminar by Sr Dr Mary Wonga fmm & Ms Elizabeth Kirana CDC |
Oct 28
| 1992 | Formation of English Bible Study Committee in Sandakan |
Oct 29
| 1993 | Sandakan secondary school students camp Oct 29-Nov 2 |
Oct 30
| 1896 | Death of Fr John Byron mhm |
| 1994 | Sandakan Sunday School children’s concert |
| 2015 | SHC marks 60 years of Our Lady of Perpetual Help Novena Devotion |
Oct 31
| 1914 | Death of Fr Albert Reyffert mhm |
| 1972 | Formation of CWL Sandakan |
| 1992 | Launching of Sandakan Children’s Litrugy of the Word |
| 1993 | Blessing of Church of Mary Immaculate by Bp Lee Bukit Padang |
| 2003 | Talks on Islam by Fr Tom Michel sj in various places Oct 31-Nov 10 |
| 2011 | Apostolic Delegate Abp Leopoldo Girelli visits CAC |
| 2018 | 25th anniversary of Blessing of Church of Mary Immaculate Bukit Padang. Celebration on Oct 28. |