Serena Williams’ Height, Weight, And Stunning 31+ Lb Post-Retirement Transformation

Serena Williams, a name synonymous with dominance and power in the world of professional tennis, has always commanded attention not just for her record-breaking career but also for her imposing, athletic physique. As of December 12, 2025, the conversation around the legendary athlete has shifted from her power on the court to her personal health journey, particularly her notable post-retirement body transformation, which has included a significant weight loss of over 31 pounds.

The official statistics for the former World No. 1 remain consistent, listing her height at 5 feet 9 inches (1.75 m). However, her weight—a dynamic figure that fluctuated throughout her career based on training intensity and competitive season—has undergone a dramatic change since her retirement from professional tennis at the US Open in September 2022. This article delves into the official numbers, the evolution of her iconic body, and the current health and fitness routine of the entrepreneurial icon.

Serena Williams: Comprehensive Biography and Profile

Serena Jameka Williams is widely regarded as one of the greatest athletes of all time, redefining women's tennis with her powerful serve and aggressive baseline play. Her journey, alongside her sister Venus Williams, from the public courts of Compton, California, to global stardom is an inspiring chapter in sports history.

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• Full Name: Serena Jameka Williams
• Date of Birth: September 26, 1981
• Age (as of 2025): 44
• Place of Birth: Saginaw, Michigan, U.S.
• Nationality: American
• Height: 5 ft 9 in (1.75 m)
• Playing Hand: Right-handed (Two-handed backhand)
• Professional Debut: 1995
• Retirement: September 2022 (following the US Open)
• Marital Status: Married (to Alexis Ohanian, co-founder of Reddit)
• Children: Two daughters, Alexis Olympia Ohanian Jr. and Adira River Ohanian.
• Career Highlights: 23-time Grand Slam Singles Champion (Open Era record), 4-time Olympic Gold Medalist, 319 weeks at WTA World No. 1.
• Current Ventures: Founder of Serena Ventures (a venture capital firm) and S by Serena (a fashion line).

The Evolution of an Athletic Physique: Height and Weight

Serena Williams’ physical statistics have always been a key part of her athletic profile, representing the sheer power she brought to the sport. Her height of 5'9" is slightly above the average for a professional female tennis player, but it was her muscular build and explosive strength that truly set her apart.

Official Height: The Consistent 5'9"

Throughout her career, Serena's height has been consistently listed across all major tennis organizations, including the WTA and ESPN, at 5 feet 9 inches, or 1.75 meters. This height provided her with a significant advantage, contributing to her legendary serve, which is considered one of the most dominant weapons in tennis history. Her stature allowed for a high ball toss and a steep angle of attack, making her serve nearly unreturnable for many opponents.

Weight During Peak Career: The Power Build

Serena’s weight during her competitive years was a testament to her rigorous training routine, which focused on building explosive power and endurance. While weight statistics can vary, her official playing weight was frequently listed in the range of 150 to 154 pounds (68–70 kg). However, given her highly muscular frame—a physique she often struggled with accepting early in her career, feeling she "didn't look like" other athletes—some estimates placed her muscular peak weight higher, occasionally up to 180-185 pounds depending on the source and her training cycle.

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Her muscularity was not a byproduct of chance; it was a carefully cultivated asset. This powerful build was essential for generating the incredible force behind her groundstrokes and maintaining the physical demands of high-level tennis across Grand Slam tournaments.

The Post-Retirement Transformation: A New Health Chapter

The most recent and compelling update regarding Serena Williams' weight and body is her significant physical transformation following her retirement in 2022. Stepping away from the demanding life of a professional athlete allowed her to shift her focus from performance-based training to overall health and well-being, resulting in a dramatic change in her body composition.

The 31+ Pound Weight Loss Journey

In a candid revelation, Serena has shared that she has lost over 31 pounds since retiring from the WTA Tour. This weight loss was part of a conscious effort to adopt a healthier lifestyle post-tennis, moving away from the high-calorie, carb-loading diet necessary for intense match play.

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Serena openly discussed using a GLP-1 weight-loss medication as part of her journey. This honesty about using pharmacological assistance, alongside a renewed commitment to diet and exercise, provides a fresh perspective on the challenges athletes face when transitioning to a non-competitive life. Her goal was not to return to a 'tennis body' but to achieve a sustainable, healthy weight for her life as a mother, entrepreneur, and public figure.

Current Diet and Fitness Routine

Serena's current fitness regimen is a stark contrast to the grueling tennis-specific training of her past. Her routine now emphasizes variety and enjoyment, ensuring she stays active without the pressure of competition.

• Diverse Cardio: She incorporates a mix of cardio workouts, including high-intensity interval training (HIIT), cycling, and using the elliptical machine, to keep her heart healthy.
• Clean Eating: Her diet plan has shifted towards clean eating, focusing on whole foods and lean proteins. While she was known to follow a high-carb diet before matches during her career, her everyday diet now emphasizes leafy greens and nutrient-dense meals.
• Mental Health Focus: The transition has also been about mental health, with Serena admitting she has become "more obsessed with diet and exercise" in retirement, recognizing the need to maintain a healthy lifestyle even without the motivation of a tournament schedule.

Legacy Beyond the Numbers: Body Image and Entrepreneurship

Serena Williams' impact extends far beyond her Grand Slam count and physical statistics. She has been a powerful advocate for body positivity and a pioneer for women in business.

Challenging Body Image Norms

The tennis legend has been vocal about her early struggles with body image, particularly feeling self-conscious about her muscular, curvier build compared to other, slimmer athletes in the sport. Her journey from self-doubt to embracing her powerful physique helped redefine what a female athlete's body "should" look like, inspiring millions of women and girls to celebrate strength and muscle.

The Power of Serena Ventures

Today, Serena channels her champion mindset into the world of finance through her venture capital firm, Serena Ventures. Launched with a mission to fund founders from underrepresented backgrounds—particularly women and people of color—the firm raised a $111 million inaugural fund. This business acumen solidifies her status as a global icon whose influence is felt in sports, health, fashion, and technology.

Serena Williams’ height of 5'9" and her career weight around 150-154 lbs are the historical markers of a tennis titan. However, her current health and weight loss journey—a testament to her discipline and pursuit of well-being post-retirement—is a powerful new chapter, demonstrating that her drive for excellence continues in every aspect of her life.