misleader
/ˈmɪsˌliːdər/Definitions
1. noun
A person who misleads or deceives others, especially a leader or authority figure.
“The scandal led to the downfall of the politician, who was revealed to be a misleader of the nation.”
2. verb
To lead or guide someone in a wrong or misleading way.
“The con artist misled the investor into making a bad financial decision.”