How Old Is Serena Williams Today?

How Old Is Serena Williams — Serena Williams was born September 26, 1981, making her 44 years old as of mid-June 2026. She turns 45 on September 26, 2026 per verified Biography.com records.

Serena Williams Birthday Facts

Biography.com and People list Serena Williams's birth date as September 26, 1981, in Saginaw, Michigan. That Libra birthday anchors every age calculation fans search for online.

How Her Age Is Calculated

To answer how old is Serena Williams, subtract 1981 from the current year and adjust if today is before September 26. Mid-June 2026 means age 44 because her birthday has not yet arrived this year.

Career Milestones by Age

From Compton courts to Grand Slam dominance and Olympic gold, Serena Williams's age tracks a career spanning youth breakout through professional tennis history before her mid-forties today.

When She Turns 45

Serena Williams turns 45 on September 26, 2026 — the same date fans mark every year with birthday posts and highlight reels. She is 44 throughout June 2026 before that September milestone arrives.

Read the Full Age Guide

From birth date math to decade-by-decade milestones — our complete how old is Serena Williams guide on USA Celebs covers verified facts, FAQs, and birthday timeline details you need now. Read the full story