Sarah Elizabeth Sedgwick  [Robert Sedgwick / Mary Ann Selwood]
b. February 8, 1843, Indiana
d. bef 1880
m. May 29, 1870, Clark County, Illinois, Rev. Jonathan Groves1,4

Jonathan Winfield Groves  [Jacob Groves / Phebe Armstrong]1d
b. August 25, 1828, Casey, Clark, Illinois1d
d. January 26, 1905, Cairo, Coal, Oklahoma1d
bu Cairo, Coal, Oklahoma1d   grave
m1 March 9, 1848, Clark County Illinois, Sarah Coryell4
m2 May 29, 1870, Clark County Illinois, Sarah E Sedgwick4
m3 1893, Lucia Bell1d
Jonathan Winfield Groves and Sarah Coryell had several children1d

Census records:

1850 Indiana, Shelby, Brandywine Twp
1860 Illinois, Cumberland, Crooked Creek
Jonathan Groves with first wife Sarah Coryell:
1850 IL Clark, Livingston District
1860 IL Clark, Wabash Twp
Widower Jonathan Groves:
1880 Illinois, Clark, Wabash Twp with son Alpnonzo, also apparently son Noah
1900 Oklahoma, Choctaw Nation with son Noah

In the 1850 Census, Illinois, Clark, Livingston District:
Jacob Groves age 50 and wife Phebe age 48, with 2 children William and James living with them.
Their neighbors immediately preceding appear to be three sons: J B age 22 with wife Melinda
Jonathan age 21 with wife Sarah
Luther age 25 with wife Rebecca

In the 1860 census Illinois, Clark, Wabash Township:
Jonathan Groves age 32, wife Sarah age 30, daughters Amanda age 4 and son Ewing age 1.

Children of Jonathan Winfield Groves and Sarah Elizabeth Sedgwick:

Alphonzo Groves
  b. February 22, 1871, Illinois7,2
  d. July 4, 19267
  m. November 10, 1901, [Whitewright, Grayson, Texas?], Vinetta Net Pennington7,1h
Noah Groves
  b. 1872, Texas2
  d. 1904, Cairo, Coal, Oklahoma
  bu Cairo, Coal, Oklahoma1d   grave
William "Ardy" Groves
  b. abt 1874, Texas2

Ardy Groves was raised by Sarah's brother his uncle William Sedgwick, and appears with Mary and William in the 1880 Census.

Noah Groves married a very young girl named Ethal, had sons Arthur and Alphonzo,2 and died young, age 32. He appears 1900 Oklahoma, Choctaw Nation with father "John"

Sources and notes: (all sources for this project)

1. Records of descendants/researchers of this family
a. John Warren, descendant of Robert Sedgwick's daughter Margaret Ann
b. Rachel Sharp, descendant of Robert Sedgwick's daughter Margaret Ann
c. Selma Sedgwick, wife of a grandson of Robert Sedgwick's son Matthew
d. Peggy Alsobrook, ggdau of Jonathan Winfield Groves and Sarah Coryell
h. Robert "Bob" Geer, son of Elizabeth F. Groves and Euwell Eugene Geer

2. Census records, any of those indicated.

4. Illinois Marriages to 1850, Illinois Marriage Records, 1851-1900
two Ancestry.com databases
these records:
Husband Wife Marriage Date County ST
GROVES, JONATHAN CORYELL, SARAH 9 Mar 1848 Clark IL
GROVES, JONATHAN SEDGEWICK, SARAH E 29 May 1870 Clark IL

7. Grayson County TXGenWeb: Oak Hill Cemetery these records:
GROVES, A. L. 22 FEB.1871-4 JULY 1926 A MASON;
  HUSB. OF NETTIE WED 10 NOV.1901
GROVES, NETTIE PENNINGTON 18 DEC.1876-4 JUNE 1974
  WIFE OF A.L. DAU. OF BILL & BETTIE PENNINGTON