2015 Knoxville Challenger – Singles

Adrian Mannarino was the defending champion, but chose not to compete this year. Daniel Evans won the title , defeating Frances Tiafoe in the final 5–7, 6–1, 6–3 .

2015 Knoxville Challenger – Singles

Adrian Mannarino was the defending champion, but chose not to compete this year. Daniel Evans won the title , defeating Frances Tiafoe in the final 5–7, 6–1, 6–3 .