Robert James Sieja Sr.'s obituary , Passed away on February 28, 2026 in Bay City, Michigan

Robert James Sieja Sr.

October 28, 1941 - February 28, 2026 (84 years old)

Bay City, Michigan

Robert James Sieja Sr.'s obituary , Passed away on February 28, 2026 in Bay City, Michigan

Funeral arrangement under the care of
Ambrose Funeral Home

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Robert James Sieja Sr.

October 28, 1941 - February 28, 2026 (84 years old)

Bay City, Michigan

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Robert James Sieja Sr. Obituary

It is always difficult saying goodbye to someone we love and cherish. Family and friends must say goodbye to their beloved Robert James Sieja Sr. (Bay City, Michigan), who passed away at the age of 84, on February 28, 2026. You can send your sympathy in the guestbook provided and share it with the family.

He was predeceased by: his parents, Chester Sieja and Anita Sieja (Wejrowski); his siblings, Jan Mindykowski (William) and Chester Sieja; and his siblings-in-law, Gerald Kowalski and Ruth Sieja.

He is survived by: his wife Susan Mary Brown; his children, Dawn Luptowski (Timothy), Robert Sieja, Jr. (Brandi), Wendy Nivison (Michael) and Scott Sieja; his grandchildren, Kayla Katzinger (Michael), Nathan Luptowski (Jessica), Jonathan Luptowski, Brittany Baranowski (Joseph), Craig Sieja, Joshua Sieja, Emily Sieja, Ryan Nivison (Kate), Hunter Nivison (McKenna), Noah Nivison, Jordan Brush (David), Marlee Stansberry (Jeff), Evan Sieja and Brendan Sieja; his great grandchildren, Makayla, Molli, Jaxson, Jaiden, Mackenzie, Kassidy, Landyn, Tylar of Lilly, CJ, Delaynee and Declan; his sister Julie Kowalski; and his siblings-in-law, Marge Sieja, Sharon McCulloch (Tom) and Nelson Brown Jr.. He is also survived by numerous nieces and nephews and friends.

Those planning an expression of sympathy may wish to consider memorials in Bob's memory to Autism Speaks online at http://www.autismspeaks.org or envelopes will be available at the funeral home.

Funeral arrangement under the care of
Ambrose Funeral Home



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500 CHARACTERS

Wed

Mar 04

Visitation

Ambrose Funeral Home
1200 Garfield Ave, Bay City, MI 48708

Wed

Mar 04

Rosary

Ambrose Funeral Home
1200 Garfield Ave, Bay City, MI 48708

Thu

Mar 05

Visitation

St. Jude Thaddeus Parish - St. John
614 Pine St, Essexville, MI 48732

Thu

Mar 05

Funeral Mass

St. Jude Thaddeus Parish - St. John
614 Pine St, Essexville, MI 48732

Thu

Mar 05

Military honors

St. Jude Thaddeus Parish - St. John
614 Pine St, Essexville, MI 48732

Thu

Mar 05

Committal service

Floral Gardens Cemetery
2215 Cass Avenue Rd, Bay City, MI 48708

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