Yes. One example of an evil Gryffindor is Peter Pettigrew, aka Wormtail, the servant of Lord Voldemort, who betrayed his “friends” Lily and James Potter to the Dark Lord by revealing the location of their house, which was protected by the Fidelius Charm.
Peter Pettigrew, (a.k.a Wormtail), is the only Death Eater known to have been in a House other than Slytherin (Gryffindor) while at Hogwarts. There, he was a close friend of Sirius Black, James Potter, and Remus Lupin, although he was the least intelligent and least talented of the group.
Anyway to answer your question simply, yes there are evil Ravenclaw's, or at least one evil Ravenclaw. Two come to mind, both Defense Against the Dark Arts professors: Quirrell and Lockhart. Both were Ravenclaws.
Slytherin is thought of as the 'evil' house.
In the world of Harry Potter as we know it, there are no recorded instances of a person who was sorted into Hufflepuff ever becoming a Death Eater, or any other kind of Dark Wizard for that matter. It's no wonder, then, that Hufflepuff has produced no shortage of exceptional wizards and witches.
Paramedics brought Norma's corpse to the hospital where Norman later learned that she had died from carbon monoxide poisoning. Romero mentioned to Detective Chambers that he had been married to her for two weeks and said that Norman may have been responsible.
Google Maps user amazed to find KFC in North Korea – but there's a twist. While the entrance to the map is authentic, the restaurant is unrelated to the Kentucky Fried Chicken outlets you may know from your local main street. Its official name is Chicken Specialized Restaurant.