Lawrence Anthony Smith (Jr.) is the son of Lawrence Anthony Smith (Sr.) and Alice Lucile Johnston. He was born in 1936 in Illinois.

• In 1964, he married (1) Peggy Franklynne Krejci in Illinois. She is the daughter of Robert Harrison Krejci and Grace Margaret Winters. She was born in 1943 in Illinois.
• In 1987, he married (2) Donna Lynn Hacker. She was born in 1954.

Children of Lawrence Anthony Smith (Jr.) and Peggy Franklynne Krejci:

1. Lawrence Anthony Smith (III) was born in 1965 in Iowa.
2. Amy Kathleen Smith was born in 1966 in Illinois.
3. Ann Marie Smith was born in 1967.
4. Andrew Todd Smith was born in 1968 in Illinois.
5. Sean Patrick Smith was born in 1971.
6. Alicia Jeanne Smith was born in 1973.
7. Margaret Grace Smith was born in 1975. In 1996, she married Carey Ray Hubbard in Illinois.