Jewett was the son of Martin and Ann (Tripp) Whelan.
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(1)Michigan, Marriages, 1868-1925
Name: Jewett Whelan
Age (Expanded): 21 years
Birth Year: 1866
Birthplace: Michigan
SPOUSE'S NAME: Elizabeth M. Pawson
Spouse's Age (Expanded): 20 years
Spouse's Birthplace: Michigan
Event Date: 24 Nov 1887
Event Place: Franklin (Twp), Lenawee, Michigan
Father's Name: Martin Whelan
Mother's Name: Mary Denning*
Spouse's Father's Name: John Pawson
Spouse's Mother's Name: Ann Bunn
GS Film number: 2342481
Digital Folder Number: 4207658
Reference ID: v 2 p 311 rn 63
* Martin and Mary Deming married abt. 7 yrs after Jewitt was born.

After the death of his first wife, he remarried, marrying Harriet Augusta (Orendorff) (Lewis) Billmeyer, marrying in Tecumseh, Michigan on January 20, 1914, her third husband. They divorced on April 13, 1927.
(provided by Susan D 10/20/2023)
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(2)Michigan, Marriages, 1868-1925
Name: Jewett Whelan
Age (Expanded): 47 years
Birthplace: Michigan
SPOUSE'S NAME: Mrs Hattie Billmeyer Orendorff
Spouse's Age (Expanded): 48 years
Spouse's Birthplace: New York
Event Date: 20 Jan 1914
Event Place: Tecumseh, Lenawee, Michigan
Father's Name: Martin Whelan
Mother's Name: Ann Tripp
Spouse's Father's Name: Harvey Orendorff
Spouse's Mother's Name: Eliza Williams
GS Film number: 2342706
Digital Folder Number: 4209236
Reference ID: v 4 p 183 rn 22
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Michigan, Death Certificates, 1921-1952
Name: Jewett Whelan
Event Type: Death
Event Date: 27 Jan 1945
Event Place: Dover (Twp), Lenawee, Michigan, United States
Gender: Male
Age: 80
Marital Status: Divorced
Birth Date: 21 Jan 1864*
Birthplace: Tipton, Michigan
Father's Name: Martin Whelan
Mother's Name:
GS Film number: 1972844
Digital Folder Number: 005237808
* 1866 per marriage record and a cemetery listing