Peter W. Breene was the fourth Lieutenant Governor of Colorado. He was a Republican and served from 1885 to 1887 under Governor Benjamin Harrison Eaton.Breene was born in August, 1846 in Kilkenny, Leinster, Ireland. He immigrated to Indiana and became a miner. He moved to Leadville, Colorado in 1877 and amassed a fortune in mining. He became an organizer and leader among the miners.