The 2008 Guam Democratic presidential caucus took place on May 3, 2008.

Senator Barack Obama won by 7 votes, a margin of less than 0.2%.

[1] This resulted in each candidate getting 2 pledged delegates to the 2008 Democratic National Convention.

Guam Democrats also sent five unpledged superdelegates to the convention.

Primary date: May 3, 2008 National pledged delegate votes determined: 4