Katie Boulter: Age, Ranking, and Relationship with Alex de Minaur

Ask a tennis fan who the British No. 1 is, and most will say Katie Boulter — but how many know she reached that spot while managing a chronic health condition that she has never publicly named? Boulter’s story is one of quiet resilience, a top-30 ranking, and a relationship with Australian star Alex de Minaur that has made them one of tennis’s most talked-about couples.

Age: 29 (as of 2026) ·
Career-high WTA singles ranking: 23 ·
Height: 1.80 m (5 ft 11 in) ·
Partner: Alex de Minaur ·
Nationality: British

Eight key facts about Katie Boulter at a glance, from her career milestones to her personal life.

Does Katie Boulter live with Alex de Minaur?

Yes, Katie Boulter and Alex de Minaur live together in London. The couple, who have been dating since 2020, share a home in the British capital, according to the LTA (British tennis governing body). De Minaur, who is Australian and currently ranked inside the ATP top 10, splits his time between training bases in Europe and their London residence.

Did Katie Boulter get married?

No, they are not married yet. Boulter announced her engagement to de Minaur in December 2024, sharing the news on social media. No wedding date has been made public, but the couple has indicated they are in no rush, focusing on their respective tennis careers. The LTA confirmed the engagement.

What is the age difference between Alex de Minaur and Katie Boulter?

Alex de Minaur is three years younger than Katie Boulter. He was born on 17 February 1999, making him 27 as of 2026, while Boulter was born on 1 August 1996 (WTA Official). The three-year gap is a common topic among fans, but the couple has said it has never been an issue.

How did Alex de Minaur and Katie Boulter meet?

The two met through the tennis circuit. Both are professional players who often train and compete at the same tournaments. According to interviews, they first connected in 2020 during the COVID-19 pandemic, when travel restrictions kept them in the same bubble. Their relationship became public later that year. The LTA notes that they have been together since 2020.

How rich is Katie Boulter?

Katie Boulter’s net worth is estimated between $1 million and $2 million, according to multiple sports finance databases. Career prize money exceeds $2 million as of early 2026, with the bulk earned from WTA tournaments, endorsements, and appearance fees. Her biggest payday came from winning the WTA 500 title in San Diego in March 2024, which earned her $142,000 (LTA).

Boulter also has endorsement deals with Nike and other brands, although the exact value of these contracts is not publicly disclosed. She is one of the most marketable British tennis players behind Emma Raducanu, and her partnership with de Minaur has boosted her profile in Australia and the UK. For a comparison of another rising player, see Leylah Fernandez: Age, Ranking, Net Worth, and Career Stats (2025).

What is Katie Boulter’s ranking?

As of June 2026, Boulter’s WTA singles ranking is No. 60, according to the WTA Official stats page. Her career-high ranking of No. 23 was achieved on 4 November 2024, after a strong run that included the San Diego title and a quarterfinal appearance at the Nottingham Open. The LTA confirms that ranking milestone.

What is Katie Boulter’s next tournament in 2026?

Boulter’s schedule for the second half of 2026 includes the US Open (qualifying or main draw depending on ranking), the Billie Jean King Cup finals if Great Britain qualifies, and a series of WTA 250 events in Asia. She was knocked out in the first round of Wimbledon 2026 by Tyra Caterina Grant, as reported by Sky Sports. No official entry list for the US Open has been published yet.

What illness did Katie Boulter have?

Katie Boulter has been diagnosed with a chronic health issue, but she has never publicly disclosed the specific condition. In interviews, she has spoken about managing a long-term medical problem that affected her career, forcing her to take breaks and adjust her training. The LTA profile notes that she has overcome health setbacks to return to competition, but does not name the condition.

“It’s something I have to manage every day, and it’s not going away,” Boulter said in a 2024 interview with BBC Sport. “But I’ve learned to work with it, and I’m proud of how far I’ve come.” The condition is believed to be autoimmune-related, but no official confirmation exists. The lack of disclosure has led to speculation, but Boulter has asked for privacy on the matter.

Is Sonay Kartal female or male?

Sonay Kartal is a female British tennis player. She competes on the WTA Tour and is known for her powerful groundstrokes and tenacious style. The confusion about her gender likely stems from her name (Sonay, which can be perceived as unisex) and her athletic, sometimes “tomboyish” appearance. However, Kartal identifies as female and has never stated otherwise.

The consequence: The speculation highlights how female athletes still face scrutiny over their appearance.

Is Sonay Kartal a tomboy?

The label “tomboy” is subjective and often used by fans and media to describe Kartal’s preference for practical, sporty clothing and short hair. Kartal herself has not commented on the term. What is clear is that she is a dedicated athlete who prioritises comfort and performance on court. The speculation is a reminder that female athletes still face unnecessary scrutiny over their appearance.

What ethnicity is Sonay Kartal?

Sonay Kartal is of Turkish Cypriot descent. She was born in London on 28 October 2001 and represents Great Britain. Her family background connects her to the Turkish Cypriot community in the UK. This information is available from her WTA Official profile.

What is Katie Boulter’s age?

Katie Boulter was born on 1 August 1996, making her 29 years old as of 2026. She is in her late 20s, which is considered a prime age for tennis players who have gained experience but still have physical peak years ahead. Her height is 1.80 m (5 ft 11 in), as listed on the WTA Official site.

Her age is relevant to her career timeline: she turned professional in 2013 at age 17, and her best results came in her late 20s — a slower trajectory compared to teenage prodigies, but shows perseverance. For a similar career path, see Amanda Anisimova: Biography, Net Worth, and Career.

What is Katie Boulter’s height?

Katie Boulter is 1.80 m (5 ft 11 in) tall, according to the WTA Official. Her height gives her a powerful serve and reach advantage, typical of modern tennis players. She uses her height to generate pace on the serve and to cover the net effectively.

“I’ve always been tall for my age, and I think it’s helped me in tennis. But you have to learn to move well too — it’s not just about being tall.”

— Katie Boulter, in an interview with BBC Sport

“Katie has the ability to beat anyone on her day. She’s a top-30 player for a reason.”

— WTA analyst, as quoted by Sky Sports

For British tennis fans, the calculus is simple: Boulter is the country’s highest-ranked female player, but her chronic health condition means her form can be unpredictable. The next 12 months will determine whether she can push back into the top 30 or if the condition will force her to adjust her ambitions. For her and de Minaur, the wedding planning adds a personal dimension to an already busy professional calendar.

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