Mia Hamm

Two-time Olympic Gold Medalist and FIFA Women's World Cup Champion · Soccer - USWNT

United States Women's National Team (USWNT)

Mia Hamm

Era

Post-Career / Retirement era (circa 2010s-present)

Item Type

Multi-signed soccer ball

Condition

Condition: Good (item) to Excellent (signature). The ball shows significant scuffing and surface wear, but the ink remains bold with minimal fading.

Rarity

Moderate; Hamm is a generous signer but as a retired legend, her public signings are now limited to paid appearances.

Overall Assessment

A genuine-appearing signature of a sporting legend on a relevant medium. While the ball is scuffed, the bold signature makes it a desirable piece for a USWNT fan.

Authenticity Assessment

Likely authentic; confidence level: 85%. The flow and specific stroke junctions match her established retired signing style.

Signature Style

Stylized 'Mia Hamm' in a shorthand format. The 'M's are sharp and the 'H' displays her characteristic high-looping flourish which often doubles as a final swoop.

Signature Characteristics

Natural pen speed with no hesitation; consistent pressure; characteristic sharp 'M' peaks followed by a wide, looping 'H' that encompasses the latter half of the name.

Ink & Medium

Black permanent marker (Sharpie-style) on a synthetic soccer ball surface.

Item Description

A well-used or scuffed grey/white soccer ball featuring multiple signatures from USWNT players, including Mia Hamm (foreground) and Kristine Lilly (background).

Estimated Value

$100 - $250 USD (valuation depends heavily on the identification of other signatures on the ball and formal authentication).

Comparison to Known Examples

Consistent with '99ers' era alumni signatures frequently seen at USWNT commemorative events.

Authentication Tips

Look for the distinctive sharp peaks of the 'M' and the continuous loop of the 'H' that typically trails off to the right without a full 'm' in Hamm.

Certification Recommendation

Beckett Authentication Services (BAS) or JSA (James Spence Authentication).

Red Flags

No significant red flags observed; the ink absorption into the scuffed surface suggests an authentic, hand-signed application.

Provenance Notes

Likely acquired at a soccer clinic, USWNT alumni event, or charity match given the combination of players.

Historical Context

Mia Hamm is the foundational icon of modern women's soccer; this autograph represents the '99er' generation that changed the sport's trajectory.

Market Trends

Values for 1999 World Cup team members are currently appreciating due to the growth of women's sports memorabilia as a high-tier asset class.

Investment Potential

Strong; Hamm is the 'Michael Jordan' of her sport, and her signature remains the gold standard for women's soccer collectors.

Similar Autographs

Abby Wambach, Alex Morgan, Kristine Lilly, Julie Foudy.

Display & Preservation

Keep in a UV-protected acrylic ball cube. Avoid high humidity which can cause the synthetic leather on older balls to peel or 'sugar'.

Interesting Facts

For a period of time, Mia Hamm held the record for most international goals scored by any player (male or female) in history.

Identified on 6/14/2026
Mia Hamm | Autograph Identifier