Muhammad Ali (signed as Cassius Clay)

Heavyweight Boxing Champion and Global Cultural Icon · Sports - Professional Boxing

Olympic Gold Medalist (1960) / World Heavyweight Champion

Muhammad Ali (signed as Cassius Clay)

Era

Early career - circa 1960-1964

Item Type

Scrap of lined notebook paper (clipped autograph)

Condition

Good to Very Good. The paper shows significant yellowing, staining (likely from old adhesive or moisture), and is irregularly clipped. The signature itself remains bold and legible.

Rarity

Rare. While Ali was a prolific signer throughout his life, signatures using his birth name 'Cassius Clay' are far rarer, as he largely ceased using it after 1964.

Overall Assessment

A high-quality, authentic example of a rare 'Cassius Clay' signature. Despite the irregular clipping and staining, the historical significance and clarity of the signature make it a highly desirable collector's piece.

Authenticity Assessment

Highly likely authentic; confidence level: 95%. The flow, slant, and specific letter formations are quintessential for his pre-name-change era.

Signature Style

Cursive full name with 'From' inscription. It features the classic large looping 'C's and a rapid, fluid motion characteristic of his early 1960s hand.

Signature Characteristics

Consistent 45-degree right-leaning slant. The 'C' in Cassius is tall and open. The 'ss' in Cassius shows a distinct rhythmic pattern. The 'C' in Clay often overlaps or sits very close to the end of Cassius.

Ink & Medium

Early ballpoint pen in dark blue ink on lined notebook paper. The ink shows natural age-appropriate oxidation and slight fading consistent with 60+ years of age.

Item Description

A triangularly clipped piece of vintage blue-lined notebook paper. It contains the inscription 'From' followed by the signature 'Cassius Clay'.

Estimated Value

$3,000 - $5,000 USD (Authenticated). If authenticated by a top-tier service, the 'Cassius Clay' name carries a significant premium over 'Muhammad Ali' signatures.

Comparison to Known Examples

Matches perfectly with 1960 Rome Olympic-era and early professional-era exemplars. The 'From' inscription is a frequent addition seen in his early fan mail responses.

Authentication Tips

Look for the specific 'loopy' flow of the two capital 'C's and the way the 'y' in Clay terminates. Forgers often struggle with the speed and lack of hesitation found in his young hand.

Certification Recommendation

PSA/DNA or JSA (James Spence Authentication). Both are industry leaders for high-value vintage sports autographs.

Red Flags

No significant red flags observed. The natural 'ink drag' and varying pressure points suggest a spontaneous, hand-written origin rather than a copy or autopen.

Provenance Notes

Given the 'From' inscription, this was likely part of an early 1960s autograph book or a response to a fan letter. Original envelopes or full pages would add significant value.

Historical Context

Signed before his 1964 name change to Muhammad Ali. This autograph captures the 'Louisville Lip' era when he was a rising star and political lightning rod.

Market Trends

Strongly appreciating. Collectors prioritize the 'Cassius Clay' name due to its historical connection to his Olympic roots and transition into the Nation of Islam.

Investment Potential

Excellent. As the 'Greatest of All Time,' Ali's early-career signatures are foundational pieces for any high-end sports or history collection.

Similar Autographs

Sonny Liston, Joe Frazier, or Floyd Patterson autographs from the early 1960s heavyweight era.

Display & Preservation

Should be matted using acid-free materials and placed under UV-protective glass to prevent further yellowing of the notebook paper and fading of the blue ink.

Interesting Facts

Ali was known to be one of the most generous signers in history, often staying for hours to ensure every fan got a signature, but he would occasionally refuse to sign 'Cassius Clay' in later years, calling it his 'slave name'.

Identified on 6/17/2026