Joshua Weldon Miles (December 9, 1858 – March 4, 1929) was an American politician.
He was admitted to the bar in July 1880 and commenced practice in Princess Anne, Maryland.
Miles served as State's attorney of Somerset County from 1883 to 1887, but was an unsuccessful candidate for reelection.
He resumed the practice of law in Princess Anne, served as president of the Bank of Somerset from 1900 to 1929, and was a delegate at large to the Democratic National Conventions of 1900, 1912, 1920, and 1924.
Miles died in Baltimore, Maryland, and is interred in Manokin Cemetery of Princess Anne.