John Ross was the name of:

• A British naval officer and Arctic explorer; see John Ross (Arctic explorer)
• A chief of the Cherokee Native American tribe; see John Ross (Cherokee chief)
• A U.S. Representative from Pennsylvania; see John Ross (politician)
• An eighteenth-century British naval officer; see John Ross (naval officer)
• A nineteenth-century Scottish Presbyterian missionary to Manchuria and translator of the Bible into Korean; see John Ross (missionary)
• The last Lord Chancellor of Ireland; see John Ross (judge)
• An American linguist; see John Ross (linguist)
• A nineteenth-century Canadian Senator; see John Ross (senator)
• A Canadian industrialist; see John Ross (industrialist)
• John Ross (VC), a recipient of the Victoria Cross
• A 20th and 21st Century American author; see John Ross (author)