Jaanceanese (Ngoko Javanese: Madya Javanese: Krama Javanese:, Ngoko Gêdrìk: wòng Jåwå, Madya Gêdrìk: tiyang Jawi, Krama Gêdrìk: Priyantun Jawi, Indonesia: Suku Jawa) waa qowmiyad koox ahaan ah jasiiradda Indonesia ee Java. Iyadoo qiyaastii 100 milyan oo qof (laga soo bilaabo 2011), waxay ka kooban yihiin qowmiyadda ugu weyn ee Indonesia. Waxay inta badan ku yaalaan bartamaha iyo bariga jasiiradda. Waxaa sidoo kale jira dad aad u tiro badan oo ka soo jeeda Javanese inta badan gobollada Indonesia, Malaysia, Singapore, Suriname, Masar, Sacuudi Carabiya iyo Nederland. Qowmiyadda Javan waxay leeyihiin kooxo badan, sida Mataram, Cirebonese, Osing, Tenggerese, Samin, Naanaan, Banyumasan, iwm. Inta badan dadka Javanese waxay isu aqoonsadaan inay noqdaan muslimiin, oo leh aqoonsi tiro yar oo masiixiyiin ah iyo Hindiya. Si kastaba ha ahaatee, ilbaxnimada Javanese waxaa saameyn ku yeeshay in ka badan kun sano oo isdhexgal ah oo ka dhaxeeya dhaqanka Kejawen iyo dhaqanka Indian Hindu-Buddhist, iyo saameyntan ayaa weli muuqata taariikhda Javanese, dhaqanka, caadooyinka iyo farshaxanka.