There was not a Simon I, Simon II and Simon III. Simon Couch born 1752, son of Thomas Couch, was known as Jr. Simon Jr's third son, Simon Couch was born in 1784. His sixth son, Simon A. Couch was born in 1794. The birth record (shown) for this sixth son shows him as Simon Couch 3rd, and his father as Simon Couch Jr. His father's marriage records also show him as Simon Couch Jr.
