Through the 2008 Games, 3 times:
1964 - Tokyo
1988 - Seoul
2008 - Beijing
about 4 times
3 summer Olympics and 2 winter Olympics
No country has ever hosted the Winter Olympics three times in a row.
Canada has hosted the Commonwealth games three times.
London is the first city to host the summer Olympics three times (1908, 1948, 2012). However, the first countryto host three times was the United States (St. Louis 1904, Los Angeles 1932 & 1984, Atlanta 1996). Athens, Greece, and Paris, France, have also hosted twice each.The United States has hosted the winter Olympics four times (Lake Placid 1932 & 1980, Squaw Valley 1960, Salt Lake City 2002). France has hosted the winter Olympics three times (Chamonix 1924, Grenoble 1968, Albertville 1992). Lake Placid, NY, USA; St. Moritz, Switzerland; and Innsbruck, Austria, have hosted twice each.
The United States has hosted the Summer Olympic games for four times.
Scotland has hosted the Commonwealth Games three times, Edinburgh in 1970 and 1986, and Glasgow in 2014.
Portugal has never hosted the Olympic Games.