| 1976 | Fr Hiu retires from active ministry. |
| 1977 | PAX Catechetical Commission formed under Br Charles O’Leary fsc. |
June 1
| 1973 | Blessing of Our Lady of Taipa Kudat |
| 1979 | Full time assistant employed for Sabah Catholic Welfare |
| 1996 | Launching of Keningau diocesan pastoral planning blueprint during PUKAT 3 June 1-3, Toboh Tambunan. |
| 2003 | 37th world communication day celebrated in Kota Marudu |
| Youth rally in Kiulu June 1-4 | |
| 2016 | Priests’ Transfer: SHC-Fr Maxmillianno Hontor, Fr Joshua Liew; Kudat/Kota Marudu-Fr Jalius Sading; Papar-Fr Thomas Madanan; Tuaran-Fr Abel Madisang; Terawi-Fr Federick Raymond |
| 2017 | Pentecost Rally SHC June 1-4 (CCR golden jubilee) |
June 2
| 1952 | Death of Fr Clement Epping mhm |
| 1983 | Inaugural crowning of Mary’s statue by LOM Toboh. |
| 2003 | CWL coordinators retreat Borneo Paradise Hotel Kinarut June 2-5. |
| 2007 | Priestly ordinations of Deacons Claudius Andrew & Rudolf Joannes Tambunan |
June 3
| 1892 | Fr Prenger returns to Inobong from London. |
| 1980 | Beaufort youth seminar June 3-4 |
| 1994 | Inaugural Keningau youth conference in Tambunan June 3-5 |
| 2001 | Launching of yearlong KK diocesan silver jubilee celebration by Bp Lee |
June 4
| 1983 | Catechetical seminar Kg Tombonyon Manggatal |
| 1995 | 9th Sandakan Good Tidings Festival |
| 2001 | Priestly ordination of Deacon Jalius Sading by Bp Lee in newly blessed St Peter Claver Ranau |
June 5
| 1966 | Death of Fr James Morris mhm |
| 1971 | Inaugural PAX Board meeting SHC |
| 1973 | Opening of Kudat Catholic Youth Hall |
| 1982 | Anthony Chan ADK of Tawau received papal award Benne Merrent from Bp Fung |
| 1992 | PPC leadership seminar KSFX Keningau June 5-7 |
| 1996 | Diocesan Pastoral Planning Workshop (DPPW) I BTRC June 5-9 facilitated by Fr Manny Guazon |
| 1997 | KK Diocesan Pastoral Planning Workshop (DPPW) II BTRC June 5-8 facilitated by Fr Manny Guazon |
June 6
| 1941 | Death of Fr Adrian Klerk mhm |
| 1972 | Blessing of St Catherine Inanam by Apostolic Delegate Msgr Moretti |
| Final profession of La Salle Br Justin Mobilik of Nosoob, Penang | |
| 1976 | Death of layleader Datuk Peter Mojuntin w/ several others in a plane crash near Sembulan |
| 1982 | 60th anniv of SRK Holy Trinity Tawau |
| 1988 | Start of one-year preparatory course for diocesan aspirants CDC under Fr John Chong of Kuching |
| 2002 | Dialogue session between SHC education committee & diocesan education commission SHPC |
| 2003 | Franciscan novitiate house transferred to St Mary of the Angels Kg Purak Papar |
| 2016 | SYD4 in Tawau June 6-10 |
June 7
| 1986 | 15th PAX Assembly Keningau themed Vatican II: Role of Laity Past & Future |
| 1987 | Start of Marian Year |
June 8
| 1944 | Death of Fr Cornelius Quadekker mhm |
| 2003 | 6th KK/Keningau catechetical commissions meeting CDC |
June 9
| 2002 | Final professions of RGS Srs Maria Dipal, 32 (Keningau), Angeline Peter Limban, 31 (Kiulu), St John Tuaran, officiated by Bp Lee |
| 2003 | “Scripture in the New Millennium Conference” by Dr Elizabeth McNamer SHPC June 9-12 |
June 10
| 1994 | 1st profession of FSIC novices Patricia Limun (Keningau), Christina Mosiol (Sandakan), Marysia Angku (Ranau) & Emelda Gabertan (Sandakan), officiated by Msgr Primus Jouil St Paul Dontozidon |
| 2003 | Talk on centering prayer by Br Peter Foo fsc June 10-11 |
June 11
| 1988 | Opening of new Don Bosco Children Home Bundu Tuhan |
| 1995 | Death of Zeta Bte Raphael, 69, mother of Fr Ambrose Atang Limbahau |
| 1999 | PRW in Kudat/Kota Marudu/Sandakan June 11-13 |
| 2016 | Abp Wong blesses St Dominic Savio Kg Mandalipau Papar |
June 12
| 1993 | Inaugural East Malaysian Catholic Women Conference BTRC June 12-16 |
| 1999 | Final profession of Srs Patricia Limun, Emelda Gabertan, Christina Mosoil & Marysia Angku Stella Maris, officiated by Bp Lee |
| 2000 | Faith & Science Symposium by Fr Denis Edwards BTRC June 12-23 |
| 2003 | Death of Sr Mary Berchmans O’Sullivan fmsj in Ireland |
| 2016 | Opening of Papar Learning Centre for Indonesian migrant children by Indonesian Consul |
June 13
| 1973 | Ecumenical prayer service All Saints Cathedral KK |
| 1992 | Priestly ordination of Deacon Aloysius Fidelis by Bp Lee St John Tuaran |
| 1994 | Association of Sabah Catechists (PERKAS) Assembly Purun Kuala Penyu June 13-15 |
| 1996 | Death of Fr Michael Hurley mhm, 68 |
| 2018 | PAX Assembly BTRC June 13-16 |
June 14
| 1989 | Bible seminar by Fr John Ha June 14-16 SHPC |
June 15
| 1949 | FMSJ Superior General Sr Celestine visits St Francis Convent |
| 1988 | Catholic Family seminar in Beaufort June 15-17 |
| 1994 | Joy of Discovery Course BTRC June 15-19 |
| 2014 | Priestly ordination of Deacon Maxmillianno Hontor by Abp Wong Inanam |
| 2016 | Death of Fr Georg Bauer mhm, 84, in Germany |
June 16
| 1952 | Death of Fr Joseph Oss mhm |
| 1979 | Seminar for primary school teachers |
| 1980 | Catechetical seminar for parents SHC June 16-17 |
| 1985 | Death of Fr Sigbert Terpstra in Holland |
| 1990 | Launching of Fr Peter Abas’ album Tuhan No Ralan Dewan PCPC |
June 17
| 2018 | KK archdiocesan youth festival Tuaran June 17-21 |
June 18
| 1935 | Death of Fr Nicholas Smeele mhm |
| 1988 | 2nd adult catechesis for parents SHPH |
| 2016 | Catechetical seminar on methodologies by Fr Alvin Ho sj, SHPC |
June 19
| 1971 | FSP convent in Sabah closed down. |
June 20
| 1941 | 1st profession FSIC Novices Immaculata Ho, Aloysius Malaim, Francis Thien, Consolata Thien |
| 1945 | Death of Fr Anthony Paulmichl mhm |
| 1982 | Ten received papal award Bene Merenti from Bp Fung: Tan Sri Ben Stephens, Francis Lee, Stanley Augustine, Bernadette Manjingkil (KK), Anthony Chan (Tawau), Vincent Ng (Sandakan), Clement Manson (Limbahau), Philip Suimin (Bundu Tuhan), Bridget Jaua & Emmanuel Maluda (Penampang) |
| 1985 | 14th PAX Assembly: Our Youth & Signs of the Times SHPH June 20-22. Guest speaker Fr John Reilly sj. Received its first papal acknowledgement & apostolic blessing. |
| 1995 | BM bible course in Tuaran June 20-24 |
June 21
| 1977 | PAX Liturgical Commission formed under Fr Tobias Chi |
| 1980 | Blessing of St Anthony Apin-Apin by Msgr Tobias Chi |
| 1987 | Golden jubilee of Sr Mary John of the Cross (Gisela) Ligunjang of Limbanak ocd |
| 1991 | Youth faith awareness camp CDC June 21-24 |
| 1995 | Golden jubilee of Fr Gerard Preyde mhm |
| 2003 | Centenary Mass of SRK Sacred Heart by Bp Lee |
| 2010 | Fr John Wong of Sandakan appointed coadjutor to Abp Lee |
June 22
| 1911 | Opening of SHC KK with the first High Sung Mass in Jesselton presided by Fr Goossens. |
| 1946 | Final profession of Srs Immaculata Ho, Aloysius Malaim, Francis Thien & Consolata Thien St Joseph Papar |
| 2013 | Death of Fr Joseph Haas mhm |
June 23
| 1974 | Formation of CWL Kudat |
| 1989 | Death of Sr Aloysius Malaim fsic |
| 1990 | Final profession of FSP Srs Agnes Wong & Magdalene Chong SHC officiated by Msgr Piong |
| 1991 | Inaugural Children’s Liturgy of the Word SHC |
| 2003 | Bible course for the Laity (Mark) SHPC June 23-Sept 12 |
June 24
| 1984 | Canonical establishment of Secular Franciscan Order (SFO) SHC |
| 1985 | Talks by Fr John Reilly sj SHPH June 24-28 |
| 1995 | Groundbreaking ceremony of SHC multipurpose complex by Bp Lee |
| 1999 | 24th PAX Assembly BTRC June 24-27 |
| 2000 | Talk on social dimension of Jubilee Year 2000 by Br Anthony Rogers fsc June 24-26 |
June 25
| 1961 | Formation of Catholic Social Welfare Association by Bp Buis. It was renamed Sabah Catholic Welfare on 4 June 1963; dissolved on 30 June 1974 and revived on 13 Aug 1976. |
| 1981 | Forum on charms, mediums & evil spirits SHC |
| 1983 | Formation of Penampang charismatic prayer group under Frankie Limus |
| 1990 | Bible seminar by Sr Monina Baybay fsp in KK/Kepayan/Penampang June 25-30 |
| 1998 | KK diocesan colloquium on the diocesan vision BTRC June 25-28 |
June 26
| 1971 | 1st profession of FSP Novice Clare Jipiu of Kolopis in Rome |
| 1987 | Episcopal ordination/installation of Msgr John Lee as 2nd bishop of KK. Fr Cornelius Piong appointed as vicar general |
| 1992 | 6th Sandakan Good Tidings Festival |
| Blessing of St Anthony Church/Hall Tenom | |
| 1994 | St Yohanes Pembaptis Sipitang becomes 9th parish in Keningau Diocese |
| 1995 | Frs Charles Chiew & Julius Gitom leave for licentiate studies in Rome |
| 1999 | Priestly ordination of Deacon Benedict Daulis by Bp Piong KSFX Keningau |
| 2012 | Episcopal silver jubilee of Abp Lee |
| 2016 | Abp Emeritus Lee celebrates 29th episcopal ordination anniversary with SHC-CMI PPC & PFC members, Vianney Home |
June 27
| 1993 | 7th Sandakan Good Tidings Festival |
| 1995 | Death of Fr Dominic Bekema, 80, at Blauwhius Holland |
| 2006 | Death of Fr Gerard Preyde mhm |
| 2016 | CAC staff pilgrimage to Kudat |
June 28
| 1981 | Final profession of Srs Rosalie Lojiu & Mauricia Tangit in Pasay City Philippines |
| 1986 | Silver jubilee of Sr Brigid Mary Lo Su Yun fsic |
| 1992 | Inaugural one-month evangelization course BTRC |
| Formation of SH Kelompok Keluarga Katolik Indonesia KK (K3IKA) | |
| 1994 | Death of St Philippa Angela Pupp fmsj, 82 |
| 1996 | Fr William vd Salm stops over in Sabah to sort out the things left behind by his late brother Fr Jan |
| 2003 | Launching of SHC centenary celebration by Msgr Primus Jouil |
| 2014 | Priestly ordination of Deacon Jack Johimi Sigam by Abp Wong |
June 29
| 1942 | Priestly ordination of Deacon John Clementi mhm |
| 1944 | Priestly ordination of Deacon Joseph Dapoz mhm |
| 1984 | 1st profession of FSP Novices Agnes Wong (KK) and Magdalene Chong (Tawau) Pasay City Philippines |
| 13th PAX Assembly: We are the Church SHPH June 29-July 1. Guest speaker: Fr John Reilly sj | |
| 1987 | 1st profession of FSP Novice Anna Yap (KK) Pasay City Philippines |
| 1994 | Golden jubilee of Fr Joseph Dapoz mhm |
| Formation of SH Biblical Apostolate | |
| 1988 | Priestly ordination of Deacon Thomas Yip cdd |
| 2001 | Final profession of FSP Sr Mary Sualeh (Bundu Tuhan) Pasay City |
| 2002 | Final profession of FSP Sr Shirley Chong (KK), 37, CMI, officiated by Msgr Jouil |
| 2008 | Abp Lee receives pallium from Benedict XVI Vatican City |
| 2009 | Silver jubilee of Srs Agnes Wong & Magdalene Chong |
| 2012 | Silver jubilee of Sr Anna Yap |
| 2013 | Abp Wong receives pallium from Pope Francis Vatican City |
June 30
| 1995 | 1st profession of FSP Novice Mary Sualeh Lipa City Philippines |
| 1996 | 1st profession of FSP Novices Shirley Chong (KK) & Amely Liew (Tenghilan) Lipa City |
| 2009 | 1st profession of FSP Novice Roseling Siaw Chen (Kuching) Lipa City |
| 2010 | 1st profession of FSP Novice Laura Anggie (Tambunan) Lipa City |
| 2015 | Final profession of Sr Roseling Siaw Chen fsp Kuching |
| 2017 | Opening of Association of Pauline Cooperators Centenary celebration by Abp Wong, SH Chapel |