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Czech former world No. 1 doubles player and two-time Wimbledon women's doubles champion
Barbora Strýcová
Base case$15M
Estimate confidence
★★★★★
2 out of 5
Wikimedia Commons · CC BY 3.0
Kiki Bertens Net Worth Estimate
Dutch former world No. 4 and 2019 Madrid singles championKiki Bertens has a $15M modeled central personal-wealth estimate ($4M bear, $40M bull). WTA currently lists $11,653,189 in gross career prizes.
Published estimateReviewed Nov 1, 2026
Research context
See what supports this page, how current it is, and where comparable or historical context is available.
- Evidence
- 3 retained sourcesReviewed through Nov 1, 2026
- Change history
- 1 tracked snapshotComparable tracking began Sep 18, 2026
- Comparison context
- 1 reviewed peer rankingPeer lists preserve the same base-case estimate and uncertainty range.
Current estimate
What we can support today
Base case
$15M
Bear case
$4M
Bull case
$40M
Estimate confidence
2 out of 5
Why this estimate
- Main wealth driver
- Estimated retained savings and personally owned investments ($15M base case)
- Estimate confidence
- 2 out of 5
- Key evidence
- Official WTA lifetime tournament prizes were $11,653,189 gross, not a new 2026 receipt or currently owned bank balance.Sources[1]
- Biggest uncertainty
- How much historical gross competition income survived professional costs, tax and consumption?
- Evidence reviewed through
- Nov 1, 2026
Base case is our central scenario. Bear and bull cases show how uncertainty around private holdings, retained proceeds, taxes and liabilities can move the estimate.
Wealth data for developers
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Celebrity rankings
Explore this profile in context
Rankings use the current base-case estimate and show the wider bear-to-bull range on the full list.
Scenario composition
Where the estimated wealth comes from
Switch scenarios to see how the total and each component move together. The bars show each positive component's share of the estimated assets in that scenario, not audited holdings.
Bear scenario net worth$4MPositive estimated assets shown: $4M
Estimated retained savings and personally owned investments
$4M to $40M range$4M100%
Base scenario net worth$15MPositive estimated assets shown: $15M
Estimated retained savings and personally owned investments
$4M to $40M range$15M100%
Bull scenario net worth$40MPositive estimated assets shown: $40M
Estimated retained savings and personally owned investments
$4M to $40M range$40M100%
How Kiki Bertens Built a Fortune
Bertens was a formidable clay-court player before she started winning some of the biggest hard-court matches of her career. She took Cincinnati in 2018, then won the 2019 Madrid Open without dropping a set and rose to world No. 4, the highest singles ranking achieved by a Dutch woman at the time. Ten singles titles and ten doubles titles make this a long cumulative earnings story rather than one breakthrough payday.
The WTA's current player ledger gives her $11,653,189 in gross lifetime tournament prizes. The WTA retirement article from July 2021 says $11,653,190, a small discrepancy that does not justify a blended or recalculated number. We use the current ledger, which already includes the Madrid and Cincinnati championships and doubles earnings. Those prizes were received across seasons before tax, coaching, travel and other expenses; they're not an account balance in 2026.
An Achilles injury, surgery and the disrupted 2020 season changed the trajectory. In June 2021 Bertens said she would stop playing that year, and the WTA confirmed her retirement after the Tokyo Olympics. The official explanation is relevant to the span of her professional earnings: a model that assumes she continued at her 2019 peak for another five years would be wrong. Neither retirement nor a successful tournament run discloses the value of an endorsement contract.
Our $15M central estimate, between $4M and $40M, allows for savings, unmeasured commercial receipts and later investment results without asserting that any private portfolio is known. Her husband's income is separate, and the WTA does not report current mortgage balances, property equity or holdings. A narrow net-worth claim would require personal financial records, not more precision in a historical prize ledger.
Sources[1][2][3]Observed assets and financial anchors
A reported salary, company sale or brand valuation is not automatically current personal wealth. We show the pieces that can be tied to retained evidence and keep historical flows separate.
No major component is directly observable as a precise current valueThis estimate is built from source-backed financial anchors and explicitly modeled scenario ranges rather than pretending a private balance sheet is directly observable.
Historical flow
Official WTA lifetime tournament prizes were $11,653,189 gross, not a new 2026 receipt or currently owned bank balance.
Sources[1]Context
Bertens won ten WTA singles and ten doubles titles, rising to No. 4 in May 2019 after winning the Madrid Open without dropping a set. She had also captured Cincinnati in 2018 and reached the Roland Garros singles semifinal in 2016.
Sources[2]Context
The WTA reported her retirement on July 27, 2021 after Achilles problems and surgery disrupted competition. Its retirement article recorded $11,653,190 in lifetime prizes, one dollar above the currently displayed official player-ledger amount of $11,653,189; we use the current ledger and do not aggregate those figures.
Sources[3]Scenario balance sheet
Official WTA lifetime tournament prizes of $11,653,189 are gross historical receipts, not current personal capital. The WTA's 2021 retirement article reports $11,653,190, a $1 difference from its current career ledger; we anchor on the current ledger and do not combine the figures. Our independent $15M base case ($4M bear, $40M bull), at confidence 2/5, reflects uncertain after-tax savings, endorsements, investments and liabilities.
| Component | Bear | Base | Bull |
|---|---|---|---|
| Estimated retained savings and personally owned investmentsSources[1][2][3] | $4M | $15M | $40M |
| Estimated net worth | $4M | $15M | $40M |
Modeled component
Estimated retained savings and personally owned investments
WTA records $11,653,189 in gross lifetime tournament prize income, not present holdings. Bertens won ten WTA singles and ten doubles titles, rising to No. 4 in May 2019 after winning the Madrid Open without dropping a set. She had also captured Cincinnati in 2018 and reached the Roland Garros singles semifinal in 2016. The WTA reported her retirement on July 27, 2021 after Achilles problems and surgery disrupted competition. Its retirement article recorded $11,653,190 in lifetime prizes, one dollar above the currently displayed official player-ledger amount of $11,653,189; we use the current ledger and do not aggregate those figures. Both singles and doubles checks, including the Madrid and Cincinnati wins, are already included in cumulative career prizes. Her husband's finances and speculative post-tour fees are not attributed to her. The $15,000,000 central independent personal-wealth estimate, from $4,000,000 bear to $40,000,000 bull, depends on unverified after-tax savings, sponsorship receipts, investment returns, expenses, property equity and liabilities. Confidence is only 2/5 because no current personal balance sheet is public.
Sources[1][2][3]Tracked estimates
Estimate history
We began retaining comparable estimate snapshots on Sep 18, 2026. Earlier Grizzly Bulls figures are not reconstructed unless a retained snapshot exists.
- Current tracked estimateBase case$15MBear to bull$4M to $40M
First retained-capital scenarios distinguish WTA gross career prizes from the shortened tour career, private sponsorship income and investments.
This is the first retained snapshot, so there is no earlier comparable Grizzly Bulls estimate to show yet.
What could move the estimate
- How much historical gross competition income survived professional costs, tax and consumption?
- What currently owned securities, other investments, property and liabilities can be independently verified?
- Which sponsorship, media or other post-retirement compensation terms, if any, have supporting disclosures?
Wealth timeline
Reached world No. 4 after the Madrid title
Bertens won ten WTA singles and ten doubles titles, rising to No. 4 in May 2019 after winning the Madrid Open without dropping a set. She had also captured Cincinnati in 2018 and reached the Roland Garros singles semifinal in 2016.
Sources[2]WTA confirms retirement and career overview
The WTA reported her retirement on July 27, 2021 after Achilles problems and surgery disrupted competition. Its retirement article recorded $11,653,190 in lifetime prizes, one dollar above the currently displayed official player-ledger amount of $11,653,189; we use the current ledger and do not aggregate those figures.
Sources[3]Official WTA cumulative career earnings reviewed
$11,653,189 in historical gross tournament prizes, not new current-period cash or an owned asset.
Sources[1]
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Sources
Numbered citations above link to the retained sources below. External net-worth headlines do not set our estimate.
- [1]WTAOfficial record · Nov 1, 2026Kiki Bertens official cumulative career prize record
- [2]WTAOfficial record · Nov 1, 2026Kiki Bertens WTA competitive and tournament history
- [3]WTAOfficial record · Jul 27, 2021WTA confirms retirement and career overview
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