Robert Mark "Rob" Marciano (born June 25, 1968) is an American journalist and meteorologist who gained prominence as a meteorologist and occasional reporter and substitute anchor for CNN Worldwide in their Atlanta headquarters.
Before joining CNN in May 2003, he served as chief meteorologist for KATU-TV and 750 KXL News Radio in Portland, Oregon. From 1994 to 1997, he worked as morning and then chief meteorologist for KPLC-TV in Lake Charles, Louisiana and later served as a weather anchor for WVIT Connecticut News 30 in West Hartford, Connecticut.
On November 12, 2012, the producers of Entertainment Tonight announced that Marciano would become its new co-anchor in January 2013, ending a months-long search for a permanent replacement for Mark Steines. Marciano bid farewell to CNN viewers on Early Start and Starting Point on December 21, 2012.
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- "CNN Programs - Anchors/Reporters - Rob Marciano". CNN.com. Archived from the original on February 21, 2013.
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- Rose, Lacey (November 12, 2012). "'Entertainment Tonight' Names CNN Vet Rob Marciano as New Co-Anchor (Exclusive)". The Hollywood Reporter. Retrieved May 16, 2013.