From his son's Death Certificate Samuel Mathis 1852-1933 father name was Samuel Bart Mathis from Ireland. Oscar Mathis was the informant. Samuel's son...May 26, 2014, Karen Mathis Hudson.
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Also served Co. C, 29th GA Vols. Mary J. Mathis' pension app names him as Bartlet Mathis. She drew $60 pension from Thomas county and says he died of paralysis. GA Archives. Rest in peace, brave soldier!
Left by C Bozeman on 17 Aug 2022
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Probably the son of Jeremiah Mathis/Mathews

Aged 73 yrs 6 mos 11 days
h/o Mary Jane Tilley Mathis, married 25 May 1849 Thomas Co GA.

Children:
Jeremiah (Jerry) m
William B., m Catherine Mills & Susannah C. Sarrett
Samuel m Lovey Ann Holland
Elizabeth (Betsey) m Henry Baggett
Mary Jane m Harmon Johnson
Rebecca m John Walker
Bartley J. m Ruth Caroline Allbritton & Viola Baggett
Archibald married

Enlisted at Sandy Ford, Ocilla River, Florida in Aug 1836 with the Florida Mounted Troops in Capt John B. F. Hagan's Company for service in the Seminole War. Discharged Dec 24, 1836. He had a Pension Claim Thomas Co, GA for his Seminole War Service 1850/1851

1830 United States Federal Census
Name: B Matthews
Home: Wilkinson, Georgia
Free White Persons - Males - 20 thru 29: 2
Free White Persons - Males - 40 thru 49: 1
Free White Persons - Females - 30 thru 39: 1
Slaves - Males - Under 10: 2
Slaves - Males - 10 thru 23: 2
Slaves - Females - 10 thru 23: 1
Free White Persons - 20 thru 49:4
Total Free White Persons: 4
Total Slaves: 5
Total - All Persons (Free White, Slaves, Free Colored): 9

1850 Census District 81, Thomas, Georgia Microfilm M432_83 pg 14B Image 384 Enumerated August 13, 1850
Bartley Mathis age 31 b.1819 GA
Mary Mathis age 17 b.1833 GA
They are living between Samuel and Jeremiah Tilley

1860 Thomasville, Thomas Co Ga.
B. Mathis 44 Farmer
Charles or Thomas age 4
I am not so sure about this.

U.S. Civil War Soldiers, 1861-1865
Name: B. Mathis
Side: Confederate
Regiment State/Origin: Georgia
Regiment Name: 29 Battalion Georgia Cavalry
Regiment Name Expanded: 29th Battalion, Georgia Cavalry
Company: C
Rank In: Private
Rank Out: Private
Film Number: M226 roll 39
Invalid Pension Claim in 1878, Thomas co GA

1870 Census Valdosta, Lowndes Co Ga Microfilm M593_163 Page 132 Mathis Household 1017
Bartley 54 Farm Hand GA Fa. Ireland cannot write
Mary J 37
William 19
Samuel 17
Elizabeth 15
Mary Jane 11
Rebecca 8
Bartley 4
Archibald 2
Living between, Martha Todd and Roberts Bryant. Living next to Roberts Bryant is John T. Mathis & Marion Mathis, the children of Welsey/Wealthy Bryant.

1880 Census Ochlocknee, Thomas County, Georgia Microfilm #167 Page 19 Enumerated June 5, 1880
Name Age
Bartley Mathews 63
Mary Mathews 48
Betsey Mathews 24
Bartley Mathews 14
Archey Mathews 10
Jerry Mathews 7

1890 Federal Census lost in fire

Georgia 1890 Property Tax Digests
Name:
B J Mathis
A F Mathis
Arch Mathis
Bunk Mathis
Mrs. T. D. Mathis
Wm Mathis
Year: 1890
Militia District: Cairo
Militia District Number: 759
County: Thomas