Wondering what the most popular twin names are for male-female twins? Here's the top 10! (In all of the pairings below, the girl names come first.)

1. Madison and Mason (32 sets of twins)
2. Emma and Ethan (28)
3. Taylor and Tyler (26)
4. Madison and Michael (19)
5. Jayda and Jayden (17)
6. Madison and Matthew (17)
7. Sophia and Samuel (17)
8. Addison and Aiden (14)
9. Olivia and Owen (13)
10. Zoe and Zachary (13)

And here's the rest of the top 50:

11. Addison and Jackson (12 sets of twins)
12. Ava and Aiden (12)
13. Emily and Ethan (12)
14. Emma and Ryan (12)
15. Isabella and Isaac (12)
16. Natalie and Nathan (12)
17. Abigail and Benjamin (11)
18. Emma and Andrew (11)
19. Isabella and Isaiah (11)
20. Jada and Jaden (11)

21. Brianna and Brian (10)
22. Emma and Jack (10)
23. Emma and Aiden (9)
24. Ella and Eli (9)
25. Olivia and Jacob (9)
26. Lily and Logan (9)
27. Michelle and Michael (9)
28. Naomi and Noah (9)
29. Abigail and Alexander (8)
30. Abigail and Andrew (8)

31. Brianna and Brandon (8)
32. Chloe and Christian (8)
33. Elizabeth and William (8)
34. Emily and Matthew (8)
35. Emma and Jacob (8)
36. Emma and William (8)
37. Sarah and Jacob (8)
38. Lilly and Logan (8)
39. Sophia and Nicholas (8)
40. Sophia and Noah (8)

41. Olivia and Oliver (8)
42. Sophia and William (8)
43. Abigail and Jacob (7)
44. Addison and Austin (7)
45. Sophia and Alexander (7)
46. Ella and Jackson (7)
47. Emma and Evan (7)
48. Emma and James (7)
49. Jayla and Jaylen (7)
50. Zoey and Zachary (7)

I'm fascinated by the fact that some of these pairings are (or could be considered) the masculine and feminine forms of a single name. The same name twice, in essence. Jada and Jaden, Brian and Brianna, Michelle and Michael, Olivia and Oliver, Jayla and Jaylen...makes me wonder if, lower down in the rankings, we'd see pairings like Nicole and Nicholas, and Alexandra and Alexander.

10,000 Most Popular Baby Boy Names Want more than the top 100 or top 1,000 baby boy names? Here's a complete list of the 10,000 most popular baby boy names in the nation! Click to learn more.