voice crying in the wilderness

One who expresses an unpopular opinion or idea. He was a voice crying in the wilderness as he tried to expose the vast corruption within the organization. She felt like a voice crying in the wilderness as she tried to warn others about the impending economic collapse.

Common Names:

Name	Pronounced	Usage
MaŁGosia	-	Polish
Tutku	-	Turkish
Wally	WAHL-ee	English
Bartholomeus	-	Dutch, Biblical Latin
Libby	['libi]
Elah	-	Hebrew, Biblical, Biblical Hebrew