Alexander Mobley b1811 (d Polk Co GA)

I am looking for Alexander Mobley b abt 1811 and d before 1870.He married Sarah Elander Meadows in 1833 in Ogelthorpe Co., GA.They moved to Polk Co and were on the 1860 census.
I have a lot of information on his descendants that I will share, but I need information on his parents and sibling.Was John Mobley that married P Meadows his brother?
Any information will be greatly appreciated.
Doris Children of Alexander Mobley and Sarah Meadows are:
i. ALEXANDER3 MOBLEY, b. 1835-1838.
ii. JOHN H MOBLEY, b. Abt 18412; d. 03 November 18613.
iii. WILLIAM R MOBLEY, b. Abt 18424; d. 26 August 1862, Manassas Jct., VA5.
iv. SARAH A MOBLEY, b. Abt 18446.
v. GEORGE WASHINGTON MOBLEY, b. Abt 1849.
vi. MARY M MOBLEY, b. July 1850, Al.
vii. CHARLES GRIFFEN "GRIFF" MOBLEY, b. 30 August 1850; d. 02 May 1906.
viii. PLEASANT GREEN MOBLEY, b. November 1852; d. 1917.
ix. MATILDA J MOBLEY, b. Abt 18557.
x. ANDREW J MOBLEY, b. 24 September 1858; d. 11 January 1896.
xi. HOPE W MOBLEY, b. Abt 18618.