MS
Super middleweight · United States
Manny Siaca 25-8-0 20 KO · 1997–2014
Manny Siaca was a super middleweight boxer from United States, born Nov 21, 1975. Record 25-8-0 with 20 knockouts over 1997–2014. World titles: WBA super middleweight (2004). Manny Siaca last fought Rohan Murdock on Nov 6, 2014 and lost by RTD in round 6 of 10.
Also: Manuel Alejandro Siaca
Born Nov 21, 1975
Country 🇺🇸 United States
Stance Orthodox
Reach 198 cm
Debut Apr 19, 1997
Career 1997–2014
Rounds boxed 155
KO share 80%
Born in Toa Baja, Puerto Rico
Titles WBA super middleweight · 2004
Boxerbook rating 1659 ± 185 · inactive since Nov 2014Why here › Confirmed bouts 8 of 33 · 4 official
Career record Record
25-8-0, 20 KOs · 1997–2014
Last result L
For vacant WBO Asia Pacific super middleweight title RTD 6/10 · Jupiters Hotel & Casino, Broadbeach, 🇦🇺
The record 33 bouts, 1997–2014, newest first. Records under each bout are both boxers going in.
Bouts by source: English Wikipedia · 33, WBA Fights Master Scores · 3, Nevada State Athletic Commission — Results · 1
L
For vacant WBO Asia Pacific super middleweight title RTD 6/10 · Jupiters Hotel & Casino, Broadbeach, 🇦🇺
Siaca 25-7-0 · Murdock 15-1-0
W
UD 8/8 · Coliseo Guillermo Angulo, Carolina, 🇵🇷
Siaca 24-7-0 · Núñez 25-8-1
W
George Rivera
Won vacant WBA Fedecaribe middleweight title UD 10/10 · Coliseo Antonio R. Barcelo, Toa Baja, 🇵🇷
Siaca 23-7-0 · Rivera —
W
Jhon Berrio
TKO 1/10 · Coliseo Rebekah Colberg Cabrera, Cabo Rojo, 🇵🇷
Siaca 22-7-0 · Berrio —
L
For IBO cruiserweight title KO 3/12 · Challenge Stadium, Perth, 🇦🇺
Siaca 22-6-0 · Green 28-3-0
W
George Klinesmith
KO 1/10 · Coliseo Rubén Rodríguez, Bayamon, 🇵🇷
Siaca 21-6-0 · Klinesmith —
W
David Whittom
UD 10/10 · Coliseo Antonio R. Barcelo, Toa Baja, 🇵🇷
Siaca 20-6-0 · Whittom —
L
For interim WBA light heavyweight title UD 12/12 · Velodromo Vigorelli, Milan, 🇮🇹
Siaca 20-5-0 · Branco 54-8-2
W
Tony Menefee
Won vacant WBA Fedelatin light heavyweight title TKO 2/12 · Coliseo Antonio R. Barcelo, Toa Baja, 🇵🇷
Siaca 19-5-0 · Menefee —
W
Tim Bowe
TKO 2/10 · Coliseo Pedrin Zorrilla, San Juan, 🇵🇷
Siaca 18-5-0 · Bowe —
L
Lost WBA super middleweight title TKO 7/12 · Brøndbyhallen, Brondby, 🇩🇰
Siaca 18-4-0 · Kessler 34-0-0
W
Won WBA super middleweight title SD 12/12 · Entertainment Centre, Sydney, 🇦🇺
Siaca 17-4-0 · Mundine 20-1-0
W
Demetrius Jenkins
TKO 4/10 · Mohegan Sun Arena, Uncasville, 🇺🇸
Siaca 16-4-0 · Jenkins —
W
Jose Cruz Rivas
TKO 2/10 · Roberto Clemente Coliseum, San Juan, 🇵🇷
Siaca 15-4-0 · Rivas —
L
For WBA super middleweight title SD 12/12 · Madison Square Garden, New York City, 🇺🇸
Siaca 15-3-0 · Mitchell —
W
Luis Apellaniz
KO 1/10 · Maracay, 🇻🇪
Siaca 14-3-0 · Apellaniz —
L
For vacant WBA super middleweight title TKO 12/12 · MANDALAY BAY RESORT & CASINO, LAS VEGAS, 🇺🇸
Siaca 14-2-0 · Mitchell —
L
For WBA super-middleweight title SD 12/12 · Châteauroux, Indre, 🇫🇷
Siaca 14-1-0 · Girard 37-3-1
W
Terry Ford
TKO 1 · Bayamon, 🇵🇷
Siaca 13-1-0 · Ford —
W
Danny Garcia
Retained WBA Fedelatin super middleweight title TKO 2/12 · Carolina, 🇵🇷
Siaca 12-1-0 · Garcia —
Show all 33 bouts W
Jose Luis Gil Atencio
KO 1 · Ciudad Bolivar, 🇻🇪
Siaca 11-1-0 · Atencio —
W
Eric Brown
TKO 2/6 · Miccosukee Resort & Gaming, Miami, 🇺🇸
Siaca 10-1-0 · Brown —
W
Carlos Robles
Won vacant WBA Fedelatin super middleweight title TKO 8/12 · Los Teques, 🇻🇪
Siaca 9-1-0 · Robles —
W
Jose Mosquera
KO 2 · Gimnasio Jose Beracasa, Caracas, 🇻🇪
Siaca 8-1-0 · Mosquera —
W
Shane Norford
KO 1 · Arena, Yokohama, 🇯🇵
Siaca 7-1-0 · Norford —
L
Patrick Lewis
MD 4/4 · Ramada Inn, Rosemont, 🇺🇸
Siaca 7-0-0 · Lewis —
W
Malcolm Brooks
TKO 3 · Coliseo Rubén Rodríguez, Bayamon, 🇵🇷
Siaca 6-0-0 · Brooks —
W
Charles Towns
KO 3/4 · Ice Palace, Tampa, 🇺🇸
Siaca 5-0-0 · Towns —
W
Hamilton Diaz
TKO 2 · San Juan, 🇵🇷
Siaca 4-0-0 · Diaz —
W
Walter David
TKO 3 · Juana Diaz, 🇵🇷
Siaca 3-0-0 · David —
W
Omar Gonzalez
KO 1 · Guaynabo, 🇵🇷
Siaca 2-0-0 · Gonzalez —
W
Carlos Castro
KO 1 · Coliseo Tomas Dones, Fajardo, 🇵🇷
Siaca 1-0-0 · Castro —
W
Derrick Whitley
UD 4/4 · Centro Convenciones, Condado, 🇵🇷
Siaca 0-0-0 · Whitley —
Ratings now Not in any current ranking.
World titles
Facts
What is Manny Siaca's record? Manny Siaca's professional record is 25-8-0 with 20 knockouts.
Who did Manny Siaca fight last? Manny Siaca last fought Rohan Murdock on Nov 6, 2014 and lost by RTD in round 6 of 10.
Which world titles has Manny Siaca held? Manny Siaca has held 1 world title reign: WBA super middleweight (2004). Sources Boxerbook ID 10678 · permanent link boxerbook.com/id/10678 . Wikidata (CC0), English Wikipedia (CC BY-SA). Last fetched: 2026-10-12. Spot a mistake? Every bout page has a link to report it.