1999 100m Rankings
| Rank | Week 1 | Week 2 | Week 3 | Week 4 | Week 5 |
| 1. | Maurice Greene | M. Greene | M. Greene | M. Greene | M. Greene |
| 2. | Ato Boldon | A. Boldon | A. Boldon | A. Boldon | A. Boldon |
| 3. | Bruny Surin | B. Surin | B. Surin | B. Surin | B. Surin |
| 4. | Frank Fredericks | F.Fredericks | J. Gardener | O. Thompson | O. Thompson |
| 5. | L. Myles-Mills | D. Mitchell | O. Thompson | Dwain Chambers | D. Chambers |
| 6. | Eric Nkansah | J. Gardener | L. Myles-Mills | J. Gardener | J. Gardener |
| 7. | Tim Harden | L. Myles-Mills | F. Fredericks | L. Myles-Mills | L. Myles-Mills |
| 8. | Jason Gardener | E. Nkansah | Jon Drummond | J. Drummond | J. Drummond |
| 9. | Dennis Mitchell | T. Harden | T. Harden | F. Fredericks | F. Fredericks |
| 10. | Brian Lewis | B. Lewis | B. Lewis | Matt Shirvington | M. Shrivington |
| Rank | Week 6 | Week 7 | October | November | December |
| 1. | Maurice Greene | M. Greene | M. Greene | Maurice Greene | Maurice Greene |
| 2. | Bruny Surin | B. Surin | B. Surin | Bruny Surin | Bruny Surin |
| 3. | Ato Boldon | A. Boldon | A. Boldon | Ato Boldon | Ato Boldon |
| 4. | Dwain Chambers | D. Chambers | D. Chambers | Dwain Chambers | Dwain Chambers |
| 5. | Obadele Thompson | O. Thompson | O. Thompson | Oba Thompson | Oba Thompson |
| 6. | Jason Gardener | J. Gardener | J. Gardener | Jason Gardener | Jason Gardener |
| 7. | Tim Harden | T. Harden | T. Harden | Tim Harden | Tim Harden |
| 8. | Jon Drummond | J. Drummond | J. Drummond | Jon Drummond | Jon Drummond |
| 9. | Frank Fredericks | F. Fredericks | F. Fredericks | Frank Fredericks | Frank Fredericks |
| 10. | Tim Montgomery | T. Montgomery | T. Montgomery | Tim Montgomery | Tim Montgomery |
Top 15 of 1999
| Athlete |
Wk 1 |
Wk 2 |
Wk 3 |
Wk 4 |
Wk 5 |
Wk 6 |
Wk 7 |
Oct |
Nov |
Dec |
PTS |
| 1. Maurice Greene |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
100 |
| 2. Ato Boldon |
2 |
2 |
2 |
2 |
2 |
3 |
3 |
3 |
3 |
3 |
85 |
| -- Bruny Surin |
3 |
3 |
3 |
3 |
3 |
2 |
2 |
2 |
2 |
2 |
85 |
| 4. Obadele Thompson |
NR |
NR |
5 |
4 |
4 |
5 |
5 |
5 |
5 |
5 |
50 |
| -- Jason Gardener |
8 |
6 |
4 |
6 |
6 |
6 |
6 |
6 |
6 |
6 |
50 |
| 6. Dwain Chambers |
NR |
NR |
NR |
5 |
5 |
4 |
4 |
4 |
4 |
4 |
47 |
| 7. Frank Fredericks |
4 |
4 |
7 |
9 |
9 |
9 |
9 |
9 |
9 |
9 |
32 |
| 8. Tim Harden |
7 |
9 |
9 |
NR |
NR |
7 |
7 |
7 |
7 |
7 |
26 |
| 9. Jon Drummond |
NR |
NR |
8 |
8 |
8 |
8 |
8 |
8 |
8 |
8 |
24 |
| 10. Leonard Myles- Mills |
5 |
7 |
6 |
7 |
7 |
NR |
NR |
NR |
NR |
NR |
23 |
| 11. Eric Nkansah |
6 |
8 |
NR |
NR |
NR |
NR |
NR |
NR |
NR |
NR |
8 |
| 12. Dennis Mitchell |
9 |
5 |
DQ |
DQ |
DQ |
DQ |
DQ |
DQ |
DQ |
DQ |
8 |
| 13. Tim Montgomery |
NR |
NR |
NR |
NR |
NR |
10 |
10 |
10 |
10 |
10 |
5 |
| 14. Brian Lewis |
10 |
10 |
10 |
NR |
NR |
NR |
NR |
NR |
NR |
NR |
3 |
| 15. Matt Shirvington |
NR |
NR |
NR |
10 |
10 |
NR |
NR |
NR |
NR |
NR |
2 |