NOTES:
1) Did he die in Warren Co., OH?

2) Was he called Ralph?

SOURCES:
1) original census images
1840 US census, Liberty, Butler, OH, p. 128 Rudolph Flenner 00002-11001

1850 Census Liberty Tp., Butler Co., OH, ED 13?, p. 328, family 250, 13 Sep 1850
FLENNER Rudolph 40 M OH farmer $12,000
Mary 32 F OH
Harriet 16 F OH
Maria 12 F OH
Martha 9 F OH
Mary 7 F OH
Augustus 4 M OH
Emma 1 F OH
plus 2 others

1860 US census, Liberty, Butler, OH, p. 108, family 798
Rudolph Flenner, mw 49, farmer, $14000/8500, OH
Mary, fw 42, OH
Martha, fw 19, OH
Mary, fw 17, OH
Dustin, mw 14, OH
Emma, fw 11, OH
Lusa, fw 8, OH
Merriam, mw 7, OH
David, mw 2, OH
Libba, fw 4/12, OH
plus 1 other

1870 US census, Liberty, Butler, OH, p. 25, family 194
Rudolf Flenner, mw 59, farmer, $14500/2000, OH
Mary, fw 52, OH
Emma, fw 21, OH
Laura, fw 19, OH
Marion, mw 16, helps on farm, OH
David, mw 12, OH
Minnie, fw 10, OH
plus 1 other

1880 US census, Liberty, Butler, OH, ED 22, p. 24, family 248
Rudolph Flenner, head, mw 70, farmer, OH MD MD
Ada, fw 45/55?, OH OH OH
David, mw 22, farmer and thresher, OH OH OH
plus 1 other

1900 US census, ED 34, Deerfield, Warren, OH, p. 2A, family 37
Adaline H. Flenner, head, fw 62, Jan 1838, Wid., OH OH OH, landlord
Martha A. Mahan, sister, fw 56, single, Mar 1844, OH OH OH
Is this Ada Meighan?

2) Ancestral File gives birth and death info

3) Genealogy of the Flenner Family, by Ernest Omar Nay
Rudolph Flenner was a Capt. of the 1st Co., 1st Cavalry Squadron, 1st Brigade, Ohio State Militia. His commission was dated 10 Nov 1837. He was township supervisor, school board member, and stewart of the Methodist Church.

• Married: 4 Apr 1833 in Butler, Ohio, United States

1. Harriett A. FLENNER b: 25 Dec 1833 in Of Butler, Worthington Township, Richland, Ohio, United States
2. Sarah FLENNER b: 6 Oct 1835 in Of Butler, Worthington Township, Richland, Ohio, United States
3. John FLENNER b: 8 Sep 1836 in Of Butler, Worthington Township, Richland, Ohio, United States
4. Maria FLENNER b: 19 Apr 1838 in Of Butler, Worthington Township, Richland, Ohio, United States
5. Martha FLENNER b: 29 Sep 1840 in Liberty, Butler, Ohio, United States
6. Mary FLENNER b: 23 Apr 1843 in Liberty, Butler, Ohio, United States
7. Dustin M. FLENNER b: 14 Jun 1846 in Liberty, Butler, Ohio, United States
8. Emma L. FLENNER b: 14 Feb 1849 in Liberty, Butler, Ohio, United States
9. Laura FLENNER b: 19 Sep 1851 in Liberty, Butler, Ohio, United States
10. Frank Marion FLENNER b: 27 Apr 1854 in Hamilton City, Butler, Ohio, United States
11. David FLENNER b: 7 Jan 1858 in Butler, Ohio, United States
12. Minnie FLENNER b: 5 Apr 1860 in Liberty, Butler, Ohio, United States
13. Bruce FLENNER b: 3 Feb 1863 in Liberty, Butler, Ohio, United States

• Married: 3 May 1877