Yvonne M. Knudsen

yvonne knudsen

July 5, 1938 ~ January 4, 2025

Born in: Port Jefferson, NY
Resided in: Smithtown, NY

Yvonne M.( Fullam, Sisino) Knudsen passed away peacefully from this earth and into the loving arms of her Lord and Savior- Jesus Christ on January 4, 2025.  As a devout Christian, Yvonne started every day with prayer and reading her bible. She was an active member of Church on the Sound singing with the Worship Team and volunteering in various church ministries with her favorite being Vacation Bible School.

Yvonne was a lifelong resident of Smithtown and a 1956 graduate of Smithtown High School.  Yvonne was the daughter of Sadie and Fred Fullam of St. James and the sister of Ruth Seeberger and Nancy (Robert) Traina, also of St. James.

Yvonne was predeceased by her 1st husband Robert Sisino and her 2nd Husband James Knudsen.

Yvonne leaves behind her three children:

Robbie (& Danielle) Sisino of Salt Lake City, Utah
Steven (& Josephine) Sisino of Smithtown
Michelle (& Mark) Garry of Kings Park.

Yvonne was the cherished Grandmother of Christina (& Brian) Petit, Gabrielle Sisino, Hunter Garry, and Travis Garry; and the Great-grandmother of Christina’s children, Trinity, Shana and Cody. She was a loving Aunt to many nieces and nephews and Godmother to Colleen Boone Nitto.

She will be missed by all who knew her.

In Lieu of flowers, send donations in her honor to:
Tunnel to Towers Foundation at t2t.org.

Services

Visitation: Thursday, January 9, 2025 2:00 pm - 4:00 pm

Branch Funeral Home of Commack
2115 Jericho Turnpike
Commack, NY 11725


Second Visitation: Thursday, January 9, 2025 7:00 pm - 9:00 pm

Branch Funeral Home of Commack
2115 Jericho Turnpike
Commack, NY 11725


Service: Thursday, January 9, 2025 8:00 pm

Branch Funeral Home of Commack
2115 Jericho Turnpike
Commack, NY 11725


Service: Friday, January 10, 2025 10:00 am

Branch Funeral Home of Commack
2115 Jericho Turnpike
Commack, NY 11725


Interment: Friday, January 10, 2025 11:30 am

Calverton National Cemetery
210 Princeton Blvd.
CALVERTON, NY


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Charities

The family greatly appreciates donations made to these charities in Yvonne M. Knudsen 's name.

Tunnel to Towers

2361 Hylan Blvd

Staten Island,

NY

t2t.org

Memories Timeline

Guestbook

  1. My sincere condolences to all the family. She was truly a lovely lady. Rest in peace. Bernadine kinder

  2. A strong, beautiful woman who loved her family, friends, and her church. Aunt Yvonne was our Mom & Dad’s lifelong friend, and was also our Mom’s estate/garage sale and “touch up” buddy! Need an accessory or costume? Aunt Yvonne had it!
    She coached us in PAL softball and was great! A million memories; beach trips, kid and grown up parties, and more.
    A live well lived, and who will be missed by all. XXOO From The Boones


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