Seven is my number. I win.
1. Grandfather's last name is 7 letters
2. Grandfather moved from Austria: 7 letters
3. Father's first name is 7 letters
4. Father's middle name 7 letters
5. Father's last name is 7 letters
6. My first name is 7 letters
7. My middle name: 7 letters
8. My last name is: 7 letters
9. My birth city is Dunedin: 7 letters
10. My birth state is Florida: 7 letters
11. My birth country is America: 7 letters
12. My birth year: 1987 = 1+9+8+7=25, 2+5=7 (1987 also ends with "7")
13. My birth date: 14th = 14/2=7
14. My birth time: 2203 (10:03PM) 2+2+3=7
15. State I have lived since age four is Georgia: 7 letters
16. My church through childhood was St. Matthew's Catholic Church: "Matthew" is 7 letters
17. My first school was Kennedy Elementary. "Kennedy" is : 7 letters
18. My first teacher was Mrs. Jackson: 7 letters
19. My first girlfriend was Jessica: 7 letters
20. My height is 5'10" which is 70 inches: 7+0 = 7
21. The street names of every residence until 18: 7 letters each
Oh, and 21 coincidences. 21 is divisible by seven because 21/7=3...
If you give me your birth month, I can draw an astrological birth chart for you.