1. Andy Taylor's son

2. Archie Bunker's daughter

3. Barney Rubble's son

4. Ben Matlock's daughter

5. Bill Davis's niece

6. Charles Ingal's oldest daughter

7. Derek Hebert's daughter

8. Ethan McCord's youngest nephew

9. Fred Flintstone's daughter

10. Fred Sanford's son

11. George Jefferson's son

12. Howard Cunningham's daughter

13. John Walton's oldest son

14. Lucy Ricardo's son

15. Mark Sloan's son

16. Mary Beth Lacey's oldest son

17. Mrs. Simon's youngest son

18. Nash Bridges's daughter

19. Rob Petrie's son

20. Steve Douglas's oldest son

21. Ward Cleaver's youngest son

Answers:

1. Opie

2. Gloria

3. Bamm Bamm

4. Leanne

5. Buffy

6. Mary

7. Grace

8. George

9. Pebbles

10. Lamont

12. Joanie

13. John Boy

14. Ricky

15. Steve

16. Michael

17. A.J.

18. Cassidy

19. Richie

20. Robbie

21. Theodore