Slovak Speakers 9,999,999 Used in Czechia Hungary Poland Serbia Slovakia Codes Glottocode slov1269 ISO-639-3 slk Potentially vulnerable Home Slovak Slovak Countries Czechia Hungary Poland Serbia Slovakia Exonyms Language English Name Slovak Language French Language Spanish Language Russian Language Arabic Language Chinese Other names Information available 1. Basics Names Slovak Size / Number of users Number of users 9999999 Codes Glottocode slov1269 ISO-639-3 slk 2. Status 3. State Documentation: materials