The present invention relates to an antimicrobial composition including natural extracts, and more specifically, to an antimicrobial composition including Staphylea sp. plant extracts as an active ingredient. The Staphylea sp. plant is Staphylea bumalda. [Reference numerals] (AA) Control group(BB) Pepper tree extract본 발명은 천연 추출물을 포함하는 항균용 조성물에 관한 것이다.