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Castleknock College Union
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Latest News

2022 Union Golf Event

2022 Union Golf Event

Jun 9, 2022

2022 Good Friday Retreat

2022 Good Friday Retreat

Apr 15, 2022

2022 Business Lunch - Mr Martin Naughton Special Guest

2022 Business Lunch - Mr Martin Naughton Special Guest

Aug 31, 2025

AGM 2021

AGM 2021

Nov 25, 2021

Pastmen Memorial Mass

Pastmen Memorial Mass

Nov 15, 2021

African Run Ireland 2021

African Run Ireland 2021

Aug 13, 2021

David "Daisy" Bell Snr Class of '38 RIP

David "Daisy" Bell Snr Class of '38 RIP

Jun 2, 2021

Virtual Event for Pastmen - particular focus for parents & guardians: "Stress and Anxiety in Challenging Time

Virtual Event for Pastmen - particular focus for parents & guardians: "Stress and Anxiety in Challenging Time

May 11, 2021

Devin Toner, class '04, becomes most capped Leinster Rugby Player

Devin Toner, class '04, becomes most capped Leinster Rugby Player

Mar 29, 2021

2021 Good Friday Retreat

2021 Good Friday Retreat

Apr 2, 2021

Castleknock College Union Statement

Castleknock College Union Statement

Mar 22, 2021

Virtual Event for Pastmen: Keeping Mentally Fit in Times of Trouble with Chris Owen

Virtual Event for Pastmen: Keeping Mentally Fit in Times of Trouble with Chris Owen

Mar 9, 2021

Conor Gearty (class of '75) Appointed Honorary QC

Conor Gearty (class of '75) Appointed Honorary QC

Jan 22, 2021

AGM 2020 and Union Committee 2021

AGM 2020 and Union Committee 2021

Dec 3, 2020

AGM 2020

AGM 2020

Nov 18, 2020

Class '09 10 Year Reunion

Class '09 10 Year Reunion

Oct 2, 2020

Virtual Event for Pastmen: Resilience with Pat Caslin

Virtual Event for Pastmen: Resilience with Pat Caslin

Oct 14, 2020

Pastmen Memorial Mass

Pastmen Memorial Mass

Aug 31, 2025

Paul Gallagher SC, class of '72, Appointed Attorney General of Ireland

Paul Gallagher SC, class of '72, Appointed Attorney General of Ireland

Jun 30, 2020

Conor McMeel, class '12, Winner of University Challenge

Conor McMeel, class '12, Winner of University Challenge

Apr 21, 2020

Business Breakfast

Date: Sep 24, 2025

Corporate Supporters

College Roll

Upcoming Events

Business Breakfast - KnockUnion.ie

Business Breakfast

3 weeks from now

Recently Deceased

Tommy Donegan, Class '78

Tommy Donegan, Class '78
Dr Liam Bannan, Class '67

Dr Liam Bannan, Class '67
Liam O'Flynn, Class '83

Liam O'Flynn, Class '83
Dermot Dolphin, Class '99

Dermot Dolphin, Class '99
Dermot Kelly, Class '77

Dermot Kelly, Class '77
James Lawler, Class '70

James Lawler, Class '70
Donal Moran, Class '82

Donal Moran, Class '82
Paddy Shortall, Class '56

Paddy Shortall, Class '56
Peter Quinn, Class '65

Peter Quinn, Class '65
William (Bill) Dwan, class '80

William (Bill) Dwan, class '80

From the Archives

Thomas O’Flynn, class '35 - KnockUnion.ie

Thomas O’Flynn, class '35

41 years ago

John Cunningham, class '75 - KnockUnion.ie

John Cunningham, class '75

49 years ago

Class of 1951 - 25th Reunion recap - KnockUnion.ie

Class of 1951 - 25th Reunion recap

48 years ago

Cyril Fagan, class '15 - KnockUnion.ie

Cyril Fagan, class '15

55 years ago

Martin Angus Whitty, class '13 - KnockUnion.ie

Martin Angus Whitty, class '13

55 years ago

Opening of New Junior School & Gym - KnockUnion.ie

Opening of New Junior School & Gym

56 years ago

Jerome Twomey, class '30 - KnockUnion.ie

Jerome Twomey, class '30

46 years ago

Darryl Bradshaw, class '86 - KnockUnion.ie

Darryl Bradshaw, class '86

43 years ago

The Mousetrap - KnockUnion.ie

The Mousetrap

57 years ago

Myles J. Dowley, class '40 - KnockUnion.ie

Myles J. Dowley, class '40

44 years ago