Jun
11
11:00 a.m. - 12:00 p.m.
St. Patrick Catholic Church
87 Main St, Jaffrey, NH 03452
Send FlowersBook nearby hotelsJun
11
12:00 p.m.
American Legion Post 11
20 Webster Street, Jaffrey, NH 03452
Send FlowersBook nearby hotelsServices provided by
Cournoyer Funeral Home & Cremation Center - JaffreyMarc Y. Duval, 52, passed away suddenly on Tuesday, January 13, 2026, in Boston, Massachusetts.
He was born on September 11, 1973, in Peterborough, New Hampshire, to Yvan and Linda (Robichaud) Duval.
He graduated from ConVal High School in 1993 and proceeded to earn his bachelor’s degree from Northeastern University in Boston, Massachusetts.
Marc built a distinguished career in IT, in which he was known for his sharp analytical mind, integrity, and steady leadership. With his most recent position being the senior marketing analyst for Santander Bank.
In addition to his parents, Marc is also predeceased by both his paternal and maternal grandparents.
Marc is survived by sister Jennifer Loeber of Redding, Vermont, his nephew and niece Ryan and Samantha Loeber, and his great-nephew Kane Martinez.
A Mass of Christian Burial will be celebrated on Thursday, June 11, 2026, at 11:00AM at Saint Patrick Church, 89 Main Street, Jaffrey, NH 03452. Rev. Wilfred Deschamps, Pastor, will be the Celebrant.
A celebration of Marc’s life will immediately follow the Mass at the American Legion Post 11, 20 Webster St, Jaffrey, NH 03452 at 12:00PM.
In lieu of flowers, the family asks that contributions be made in Marc’s name to the American Heart Association, located at 7272 Greenville Ave. Dallas, TX 75231.
To plant trees in memory, please visit the Sympathy Store.
33 River Street P.O. Box 486, Jaffrey, NH 03452-0486
Please consider a donation as requested by the family.

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11
11:00 a.m. - 12:00 p.m.
St. Patrick Catholic Church
87 Main St, Jaffrey, NH 03452
Send FlowersBook nearby hotelsJun
11
12:00 p.m.
American Legion Post 11
20 Webster Street, Jaffrey, NH 03452
Send FlowersBook nearby hotelsServices provided by
Cournoyer Funeral Home & Cremation Center - Jaffrey