William & Maria Fowler
Jane's paternal grandfather William Fowler (b: 1695 County Durham, England  d: Aug. 1, 1749 Stockton-on-Tees, County Durham, Burial: St Thomas Churchyard Stockton-on-Tees, County Durham, England) was a mariner who lived in Cleveland Row, Stockton; 
 
He mar:  Jane Maria (Merieh) Launce (b: 1701 in Launceston, Cornwall. England, the dau: of Squire Laurce, representative of the Launces of Devon and Cornwall - she d: 22 Jun 1760 in Stockton, Durham, England)  Mr. Launce, who came to Stockton, and lived during the last century in the mansion successively Raisbeck's and Tennant's, was of the family of Darcy Launce, Esq. of Penair, co. Cornwall, whose pedigree was recorded in the Visitation of Cornwall,  1619. *Src:
 
Three known sons are:

1 Daniel Fowler (b: 1714 in Virginia or Chowan, N.C.; d: 28 Jul 1783 in Sampson Co., North Carolina mar: 1741 to Mary Jane Rollins Born: 1725 in Nansemond, Virginia, United States Father: Edward Rollins) Their children:

1  John William Fowler Sr (b: 1747 in Taylor's Bridge, Duplin, North Carolina, US; d: 1845 in Troy, Pike, Alabama, US) mar: (1) Elizabeth Rackley (b: 1755 in Franklin, Granville, North Carolina, US; Father: Joshua Rackley )

 *2nd Wife of John William Fowler Sr: mar: (2) Elizabeth Soles (b: 1784 in Pike, Alabama, US; d: 1850 in Alabama, US)

.2 Daniel Fowler Jr (b: 1752 in Duplin, North Carolina, US; d: 1825 in Pike, Alabama, US)

3 William P. Fowler (b: 1755 in Duplin, North Carolina, US; d: 1820 in Columbus, North Carolina) to Mary Daughtry

4 Richard Fowler (b: 1758 in Duplin, North Carolina, US; d: 1820 in Horry, South Carolina, US) mar:  Anna Jane Prince (d: in South Carolina, US)

5 Elizabeth Fowler (b: 1761 in Duplin, North Carolina, US; d: 1854 in Robeson, North Carolina, US) mar: Edmund Spivey (b: 1760 in Bladen, NC, USA; d: 1798 in Robeson, North Carolina, US Father: Matthew James Spivey)

6 Peter Fowler (b: 1762 in Sampson, NC, USA; d: 1842 in Horry, SC, USA) mar: ?

7 Francis Fowler (b: 1770 in North Carolina, d: Jun 1849 in Horry, South Carolina, US) mar: Sussanah ? (b: 1780 in Georgetown District, Horry, South Carolina; d: 1855 in Horry, South Carolina, US)

8 Thomas Fowler (b: 1771 in North Carolina, US )

2 John Fowler b: 1720

3 D'Arcy Fowler ( b: 12 Nov 1738 in Stockton on Tees, Durham Died: 23 Nov 1780 in Stockton on Tees, Durham Burial: St Thomas Churchyard Stockton-on-Tees, County Durham, England)  Mar: 1765 in Northallerton Died: 10 Apr 1780 in Stockton on Tees, Durham to Jane Calvert.

Their daughter was Rebecca