O’Dea High School logo

O’Dea High School

Seattle, WA

O'Dea March Madness

Welcome to the Annual O’Dea March Madness Bracket Tournament!

Date and time

Thursday, March 19th, 2026 –

Monday, April 6th, 2026

197
attendees
Donate Now!
Organizer
Dave Mazzeo, Alumni Director
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About2Schedule6Sponsors5Attendees197Comments31
About2Schedule6Sponsors5Attendees197Comments31
Donate Now!

Thank you to our sponsors!

Ryan Barber '93

Ryan Barber '93

Kyle McDonnell '99

Kyle McDonnell '99

Andrew Larsen '90

Andrew Larsen '90

Mario Banchero '92

Mario Banchero '92

Michael Chin '02

Michael Chin '02

Registration options

Make a Gift to Support the Students of O’Dea

All gifts will be designated towards the O’Dea High School Annual Fund.

Sponsors

Sponsor O’Dea March Madness!

$100

Sponsor O’Dea Madness and see your logo featured on our sponsor page!

O’Dea High School logo
O’Dea High School
802 Terry Avenue, Seattle, WA 98104
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