Tosan County

{{Infobox settlement

| name = T'osan County

| native_name = {{nobold|토산군}}

| native_name_lang = ko

| settlement_type = County

| translit_lang1 = Korean

| translit_lang1_type1 = Hanja

| translit_lang1_info1 = 兎山郡

| translit_lang1_type2 = {{nowrap|McCune-Reischauer}}

| translit_lang1_info2 = T‘osan-gun

| translit_lang1_type3 = {{nowrap|Revised Romanization}}

| translit_lang1_info3 = Tosan-gun

| image_skyline =

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| image_map = DPRK2006 Hwangbuk-Tosan.PNG

| map_caption = Map of North Hwanghae showing the location of Tosan

| mapsize =

| subdivision_type = Country

| subdivision_name = North Korea

| subdivision_type1 = Province

| subdivision_name1 = North Hwanghae Province

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| parts_type = Administrative divisions

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}}

T'osan County is a county in North Hwanghae province, North Korea.