| Fight Name: | Cassius Clay vs. Herb Siler |
| Fight Date: | December 27, 1960 |
| Location: | Miami Beach Auditorium, Miami Beach, Florida |
| Fighter1: |  Cassius Clay |
| Nickname1: | "The Louisville Lip" |
| Hometown1: | Louisville, Kentucky |
| Record1: | 1–0 (0 KO) |
| Height1: | 6 ft 3 in |
| Weight1: | 193 lb |
| Style1: | Orthodox |
| Recognition1: | 1960 Olympic light heavyweight Gold Medallist |
| Fighter2: | Herb Siler |
| Nickname2: | "Gorilla" |
| Hometown2: | Brundidge, Alabama |
| Record2: | 5–1 (2 KO) |
| Age2: | Unknown |
| Height2: | 6 ft 0 in |
| Weight2: | 191 lb |
| Style2: | Orthodox |
| Result: | Clay won by TKO in the 4rd round (1:00) |
Cassius Clay vs. Herb Siler was a professional boxing match contested on December 27, 1960.[1]
The fight took place soon after Clay had joined the 5th Street Gym and was as such the first fight where his long time trainer Angelo Dundee was in his corner.[2] [3] [4] [5] [6]
It was part of the undercard for Willie Pastrano vs. Jesse Bowdry.[7]
Clay won the bout through a technical knockout after the referee stopped the fight in the fourth round.
Confirmed bouts:[8]