Question: when was the Cuban professional boxer that stopped Moez Zemzemi in the first round of the men's bantamweight born 
Context: Rances Barthelemy (born 25 June 1986 in Cuba) is a Cuban professional boxer and the former IBF Super Featherweight and Lightweight champion.  Rances has two brothers, Yan Barthelemy and Leduan Barthelemy, who are also professional boxers. Pungluang Sor Singyu (Thai: ผึ้งหลวง ส.สิงห์อยู่ ) is a Thai professional boxer in the bantamweight division and he is former the World Boxing Organization (WBO) Bantamweight World Champion in two times.  He originally won the title on October 20, 2012 in Manila, Philippines against AJ Banal but he failed to defend it against Namibia's Bantamweight Champion Paulus 'The Rock' Ambunda on the 2nd of March 2013, his first title defence.  He later regained the title by beating Ryo Akaho.  But before that, he lost to Tomoki Kameda by technical knockout in the round 7 for WBO Bantamweight Word Champion at MGM Grand Las Vegas. Rafael Márquez Méndez (born 25 March 1975) is a Mexican former professional boxer who competed from 1995 to 2013.  He is a two-time world champion in two weight classes, having held the IBF bantamweight title from 2003 to 2007; and the WBC, "Ring" magazine, and lineal super bantamweight titles in 2007.  He also held the IBO bantamweight title from 2005 to 2007, and challenged once for WBO featherweight title in 2011.  Márquez was known for his formidable knockout power and relentless pressure fighting style.  His older brother Juan Manuel Márquez is also a professional boxer and multiple-time world champion. Yordanis Despaigne Herrera (born February 12, 1980) is a Cuban professional boxer who, as an amateur boxer, has medaled repeatedly in international tournaments as a middleweight. Moez Zemzemi (Arabic: معز زمزمي‎ ‎ ; born August 18, 1975) is a boxer from Tunisia.  He represented his native North African country at the 2000 Summer Olympics in Sydney, Australia.  There he was stopped in the first round of the men's bantamweight (– 54 kg) competition by Cuba's eventual gold medalist Guillermo Rigondeaux. Chalermwong Udomna (Thai: เฉลิมวงศ์ อุดมนา ; formerly "Prakob Udomna" (ประกอบ อุดมนา)), who boxes as Poonsawat Kratingdaenggym, (พูนสวัสดิ์ กระทิงแดงยิม; born 20 November 1980) is a retired professional boxer from Thailand who fought in the Super bantamweight (also known as Junior featherwight) division.  He is a former WBA Regular Bantamweight and Super Bantamweight World Champion, and a former PABA regional Bantamweight and Superbantamweight.  His manager is Niwat Laosuwanwat who is the manager of the former WBA Junior bantamweight World Champion and legendary Thai boxer Khaosai Galaxy. Nehomar Andrés Cermeño (born November 17, 1979) is a Venezuelan professional boxer who held the WBA (Regular) super bantamweight title from 2016 to 2017.  He also held the WBA interim titles at bantamweight and super bantamweight between 2009 and 2014.  As an amateur, Cermeño represented Venezuela at the 2000 Olympics as a bantamweight, reaching the Round of 16. Luis Ortiz (born March 29, 1979) is a Cuban professional boxer.  He held the WBA interim heavyweight title from 2015 to 2016; he originally won it 2014, but this first reign was nullified via no contest when he was stripped of the title due to failing a drug test.  As an amateur, Ortiz won a silver medal at the 2005 Boxing World Cup.  Nicknamed "The Real King Kong", he is known for his size, punching power and counterpunching skills. Angel Robinson Garcia (May 9, 1937 – June 1, 2000) was a Cuban professional boxer, who was the Latin American Super-Featherweight champion.  He also fought for the Cuban national Lightweight title, but lost. Guillermo Rigondeaux Ortiz (] ; born September 30, 1980) is a Cuban professional boxer.  He has held multiple world championships at super bantamweight, including the WBA (Super) and lineal titles since 2013, and previously the WBO and "Ring" magazine titles between 2013 and 2016.  As of May 2017, Rigondeaux is ranked as the world's best super bantamweight by "The Ring", the Transnational Boxing Rankings Board, and BoxRec; "The Ring" also ranks him as the sixth best active boxer, pound for pound.
Answer: September 30, 1980