James January Winans (June 7, 1818 – April 28, 1879) was an American lawyer and politician who served one term as a U.S. Representative from Ohio from 1869 to 1871.
Winans was elected as a Republican to the Forty-first Congress (March 4, 1869 – March 3, 1871).
He was an unsuccessful candidate for reelection in 1870 to the Forty-second Congress.
He resumed the practice of law.
He died in Xenia, Ohio, April 28, 1879.
He was interred in Woodlawn Cemetery.