Daniel The Union Pacific Engine (2022 novel series)

Daniel the Union Pacific Engine is an American young adult novel series by American authors Herbert Winifred Lewis and Wilbert Mickey Hernandez; the former known for The Hamilton & Southern Chronicles, a related novel series originally published in 1976. There are fourteen Daniel the Union Pacific Engine novels produced, the first of which was published in September 2022 by Wilbert Mickey Hernandez.

The series is a spin off of The Hamilton & Southern Chronicles that focuses on the many anthropomorphic vehicles working on the real life Union Pacific. Daniel the Union Pacific Engine is the title character of the series, being an anthropomorphized diesel-electric locomotive who works with a variety of other engines and rolling stock on the railroad, including his own twin Clyde, Nathan, sister engine Gabriella, and so many others.

The first Daniel the Union Pacific Engine novel, Daniel of the Union Pacific, was written by Wilbert Mickey Hernandez and released in September 2022. Lewis then wrote nine books for the series, the most recent of which was written in March 2023. Hernandez eventually wrote an additional five from May 2023, but as of August 25, both authors have announced that they will each alternate on a weekly basis and provide new stories.