No alternative candidate stood in the secret ballot. Rogge, 67, was first elected for eight years in 2001 in Moscow and will now be in place through the 2012 London Olympics before stepping down a year later.
New rules allowed the former Olympic yachtsman and Belgian rugby union international to stand for a final four-year mandate.
As IOC president, he has been instrumental in the smooth running of Summer Olympics in Athens (2004) and Beijing (2008), as well as Winter Games in Salt Lake City (2002) and Turin, Italy (2006), with the Vancouver Games scheduled for February 2010.