Four simultaneous by-elections were held in Samoa on 29 July 2011. They followed on from the general election on 4 March, after which the results in several constituencies had been challenged. The Supreme Court voided Consequently, by-elections were held for those four seats to the Legislative Assembly. The governing Human Rights Protection Party won all four by-elections, giving it a total of 37 seats out of 49 in the Assembly, one more than it had had following the general election. The opposition Tautua Samoa Party was left with 12 seats.