The United States leads the WTA top 100 by raw count. Thirteen American players are currently ranked inside the top 100, more than any other nation. By that measure, the US is the dominant tennis country in women’s tennis.
But raw count is the wrong measure. The US has a population of 335 million. Thirteen players from 335 million people is, proportionally, one of the weakest returns in the top 100. The country that actually produces elite women’s tennis players at a rate no other nation approaches is the Czech Republic.
Nine from 10.9 million
The Czech Republic currently has nine players in the WTA top 100:
| Rank | Player | Age | Birthplace |
|---|---|---|---|
| 10 | K. Muchova | 29 | Olomouc |
| 13 | L. Noskova | 21 | Vsetín |
| 28 | M. Bouzkova | 27 | Prague |
| 32 | K. Siniakova | 30 | Hradec Králové |
| 45 | B. Krejcikova | 30 | Brno |
| 46 | S. Bejlek | 20 | Znojmo |
| 47 | T. Valentova | 19 | Prague |
| 48 | M. Vondrousova | 26 | Sokolov |
| 61 | N. Bartunkova | 20 | — |
Eight of the nine are ranked between 10 and 48. This is not a matter of borderline players scraping in at rank 98 and 99 — the Czech Republic is placing players consistently at the top of the draw. Krejcikova won Wimbledon in 2024 and Roland Garros in 2021. Vondrousova won Wimbledon in 2023. Muchova reached the Roland Garros final in 2023.
Against a population of 10.9 million, nine top-100 players gives a per-capita rate of 0.83 players per million. No comparable country is within half that figure.
The per-capita table
Countries with two or more players in the current WTA top 100, ranked by players per million population.
| Country | Players in top 100 | Population | Per million |
|---|---|---|---|
| Czech Republic | 9 | 10.9M | 0.83 |
| Croatia | 3 | 3.9M | 0.77 |
| Switzerland | 3 | 8.8M | 0.34 |
| Hungary | 2 | 9.7M | 0.21 |
| Ukraine | 7 | ~38M | 0.18 |
| Belgium | 2 | 11.6M | 0.17 |
| Australia | 4 | 27M | 0.15 |
| Poland | 4 | 36M | 0.11 |
| Kazakhstan | 2 | 20M | 0.10 |
| Great Britain | 4 | 67M | 0.06 |
| Germany | 5 | 84M | 0.06 |
| Russia | 7 | 144M | 0.05 |
| United States | 13 | 335M | 0.04 |
Population figures are approximate 2026 estimates. Ukraine’s figure reflects significant displacement since 2022.
The unexpected second: Croatia
Croatia sits second on the per-capita table with three players — Marcinko (50), Ruzic (58), and Vekic (76) — from a population of approximately 3.9 million. That gives a rate of 0.77 per million, almost level with the Czech Republic.
Croatia and Czech Republic are neighbouring countries, culturally linked, with similar histories of tennis infrastructure investment. That both sit far above every larger tennis nation is not a coincidence.
Switzerland, and the small-nation pattern
Switzerland (Bencic, Golubic, Waltert) at 0.34 per million and Hungary (Udvardy, Bondar) at 0.21 per million reinforce the pattern. Smaller Central and Eastern European countries consistently outperform their population size in women’s tennis. The cluster of Czech Republic, Croatia, Hungary, and Switzerland at the top of this table is not random.
What the big countries cannot buy
The United States, Russia, Germany, and China all have enormous talent pools, professional academies, and significant prize money flowing into their domestic programmes. The US has 13 players in the top 100. Yet per million, the US rate of 0.04 is the lowest among the major tennis nations — one player per 25 million people.
China (Wang at 31, Zhang at 64, Wang at 100) has three players from a population of 1.4 billion — 0.002 per million. Raw population does not produce elite tennis players.
What the Czech Republic has built — over decades, through a specific culture of club tennis, coaching development, and individual player pathways — is something no country with ten times the population has managed to replicate.
All rankings data from the Baseline Rank database, updated weekly from official WTA rankings. Population figures from 2026 estimates.