I. Alexander Porter, of Irish parents, came from Washington Co., PA to be early settler of Venango Co., PA, m. 1798, Margaret Braden

A. Joseph Porter, d. pre 1890
B. Mary Porter, d. pre1890
C. Elizabeth Porter, d. pre1890
D. Isabel Porter, m. William Coulter, d. pre1890
E. Nancy Porter, m. William Osborn, d. pre1890
F. James Porter (12/21/1801-6/18/1887) m. twice, 1st – Sybella Coulter, d. ca. 1853, 2nd – Harriet Vincent, d. 5/31/1863, dau.of James Vincent of Butler Co., PA

1. Levi Porter
2. James C. Porter
3. Samuel Porter, b. 6/18/1854, Butler Co., PA, homestead in Clinton Twp., Venango Co., PA, m. 3/1879, Tabitha Van Dyke, dau.of Richard Van Dyke of Butler Co., PA

a. Harriet A. Porter
b. Richard Porter
c. James B. Porter
d. Mary R. Porter
e. Benjamin Alexander Porter

4. Thomas V. Porter, b. 12/31/1856, Butler Co., PA, m. 1881, Eva Long, dau. of Robert Long of Harrisville, Butler Co., PA

a. James Clayton Porter
b. Margaret L. Porter

G. Annabel Porter, m.. James Kerr
H. Samuel Porter, d. pre1890
I. John Porter, d. pre1890, m. Julia Black

1. John A. Porter, b. 4/17/1842, Irwin Twp., Venango Co., PA, served in Co. I, 102nd PA Vol., Civil War, m. 1868, Mary R. Baird, dau. of James & Mary (Kilpatrick) Baird of Clinton Twp., Venango Co., PA

a. James B. Porter
b. John J. Porter
c. Fred Porter
d. Arthur Porter
e. Utillis A. Porter
f. Anna M. Porter
g. Ella A. Porter
h. Ada P. Porter

J. Margaret Porter, m.  Benjamin R. Yard (1802-4/3/1892) son of John & Harriet (Benson) Yard (his 2nd wife)  (See Yard Family Outline)

 Sarah Ann Porter (1832-1875)  m. Abraham Witherup (1829-1914) (See Witherup Family Outline)