Ranking history updated: 2026-05-30 21:14 UTC
Seiko Okamoto WTA Ranking History
Seiko Okamoto's WTA ranking history, with year-by-year summaries plus every available weekly rank, age and points snapshot.
Latest Rank
920
Latest date
May 9, 2011
Career high
178
Career-high date
Jan 16, 2006
Career-high points
187
Points-high date
Nov 7, 2005
Best year-end
191
Weeks at #1
0
Coverage: 675 distinct observed ranking weeks, Oct 6, 1997–May 9, 2011. Available-week totals may undercount careers where historical snapshots are missing. Weeks at No. 1 counts available snapshots.
Select a legend item to show or hide that series. Focus the chart and use the left and right arrow keys to inspect ranking snapshots.
| Season | Age | Start rank | Peak rank | End / latest | Change | Peak points |
|---|---|---|---|---|---|---|
| 2011 | 33 | #894 | #894 | #920 | -26 | 13 |
| 2010 | 32 | #405 | #400 | #894 | -489 | 87 |
| 2009 | 31 | #362 | #360 | #405 | -43 | 122 |
| 2008 | 30 | #222 | #208 | #362 | -140 | 140 |
| 2007 | 29 | #208 | #179 | #222 | -14 | 161 |
| 2006 | 28 | #191 | #178 | #208 | -17 | 177 |
| 2005 | 27 | #265 | #180 | #191 | +74 | 187 |
| 2004 | 26 | #295 | #238 | #265 | +30 | 117 |
| 2003 | 25 | #316 | #276 | #295 | +21 | 79 |
| 2002 | 24 | #541 | #309 | #316 | +225 | 64 |
| 2001 | 23 | #594 | #509 | #541 | +53 | 23 |
| 2000 | 22 | #468 | #468 | #594 | -126 | 22 |
| 1999 | 21 | #499 | #456 | #468 | +31 | 24 |
| 1998 | 20 | #729 | #494 | #500 | +229 | 19 |
| 1997 | 19 | #892 | #723 | #731 | +161 | 7 |