My 3 g grandfather, William Robert New, had brother, George Gilbert New. George Gilbert New m. Tabitha Newton. Four of their children married Koonce of Goliad, Tx. According to my information: James Kinnion New m. Ellen Virgina Koonce, dau of Robert H. Koonce (son of Courtney Allison Koonce) Jacob Henry New m. Mary Catherine Koonce, dau of Robert H. Koonce (son of Courtney Allison Koonce) Sarah Francis New m. Daniel Koonce, son of Courtney Allison Koonce Tabitha Elvira New m. John Phillip Koonce, son of Courtney Allison Koonce.
Children of John Phillip Koonce & Tabitha Elvira New (seems to be the Uncle Leon Starr & Aunt Jessie, you mentioned. 1) Joel Daniel Koonce b Feb 1870 2) Lawrence Levi Koonce b 07 Aug 1872 3) James Leslie Koonce b Apr 1876 4) Leon Starr Koonce, b. 20 Mar 1844 5) Jessie Harriet Koonce, b. 14 Jun 1889 6) Frank Purdue Koonce, b. Dec 1891
I would like to share info as I don't have much on descendants of the above New/Koonce families, James New, Kyle, Tx.