Ivo Van Damme was a Belgian middle-distance runner.
Matjaž Zupan is a Slovenian former ski jumper who competed for the former Yugoslavia from 1987 to 1994. He won a silver medal in the team large hill competition at the 1988 Winter Olympics in Calgary.
Ivo Yanakiev is an Olympic medal-winning rower from Bulgaria. He competed at the 2004 Olympic Games in Athens.
Norway competed at the 1968 Winter Olympics in Grenoble, France.
Austria competed at the 1968 Winter Olympics in Grenoble, France.
The Kingdom of Yugoslavia competed at the 1936 Summer Olympics in Berlin, Germany. 93 competitors, 78 men and 15 women, took part in 59 events in 13 sports.
Ivo Rüegg is a Swiss bobsledder who competed between 1996 and 2010. He won five medals at the FIBT World Championships with two golds, two silvers Two-man: 2007, Mixed team: 2009), and a bronze.
Alberto Winkler was an Italian competition rower and Olympic champion.
Ivo Stefanoni is an Italian rowing cox and Olympic champion.
Ivo Machado Rodrigues is a former marathon runner from Brazil. He won the gold medal at the 1987 Pan American Games and competed for his native country at the 1988 Summer Olympics, finishing in 56th place.
Ivo Trumbić is a former Croatian water polo player and Olympic medallist. He later went on to manage. Ivo Trumbić coached the Netherlands to a bronze medal at the 1976 Summer Olympics.
Ivo Serafimov Angelov is an amateur Bulgarian Greco-Roman wrestler, who played for the men's lightweight category. In 2011, Angelov had won a bronze medal for his division at the World Wrestling Championships in Istanbul, Turkey, and silver at the European Wrestling Championships in Dortmund, Germany. Angelov is also a member of Lovech Wrestling Club, and is coached and trained by Bratan Tzenov.
Ivo Ribeiro Soares is a Brazilian former footballer who competed in the 1964 Summer Olympics.
Ivo Dos Santos is an Australian judoka. At the 2012 Summer Olympics he competed in the Men's 66 kg, but was defeated in the second round by Colin Oates from Great Britain. He has won four Australian National Judo titles.
Enia Ninčević is a Croatian sports sailor.
Romana Župan is a Croatian sports sailor.
Teja Zupan is a Slovenian swimmer, who specialized in open water marathon. Zupan qualified for the 2008 Summer Olympics in Beijing, after placing tenth in the 10 km Marathon Swimming Olympic test event at Shunyi Olympic Rowing-Canoeing Park. Zupan swam in the first-ever women's 10 km open water marathon, against a field of 24 other competitors, including South African amputee swimmer Natalie du Toit, British duo Keri-Anne Payne and Cassandra Patten, and sixteen-year-old American Chloe Sutton. Zupan finished the race in twelfth place, with a total time of 1:59:43.7, sixteen seconds behind winner Larisa Ilchenko of Russia.
Ivo Kostadinov is a Bulgarian judoka. He competed in the men's half-lightweight event at the 1988 Summer Olympics.
Ivo Ratej is a Slovenian ice hockey player. He competed in the men's tournaments at the 1964 Winter Olympics, the 1968 Winter Olympics and the 1972 Winter Olympics.
Ivo Felix is a Czech ski jumper. He competed in the normal hill event at the 1976 Winter Olympics.
