Silulu A'etonu (born March 19, 1984 in Guam) is an American Samoan judoka, who played for the half-middleweight category.
A'etonu represented American Samoa at the 2008 Summer Olympics in Beijing, where she competed for the women's half-middleweight class (63 kg).
She lost the first preliminary match to Germany's Anna von Harnier, who successfully scored an ippon and a kuchiki taoshi (single leg takedown), at eight seconds.
A'etonu was also the nation's flag bearer at the opening ceremony.