| phylum = [[被子植物门] | classiMagnoliopsida | unranked_ordo = I类分支 eurosids I | ordo = 蔷薇目 Rosales | familia = 蔷薇科 Rosaceae | subfamilia = 蔷薇亚科 Rosoideae | genus = 蔷薇属 Rosa | species = 野蔷薇 R. multiflora | binomial = Rosa multiflora | binomial_authority = (Thunb.) }}

Rosa multiflora, commonly known by its synonym Rosa polyantha and as multiflora rose, baby rose, Japanese rose, many-flowered rose, seven-sisters rose, Eijitsu rose, is a species of rose native to eastern Asia, in China, Japan and Korea. It should not be confused with Rosa rugosa, which is also known as "Japanese rose", or with polyantha roses which are garden cultivars derived from hybrids of R. multiflora.