him vs himself

him

• With nominative effect: he, especially as a predicate after be, or following a preposition. 

• With dative effect or as an indirect object. 

• Following a preposition. 

• With accusative effect or as a direct object. 

• A male person or animal. 

himself

• The subject or non-reflexive object of a predicate; he himself. 

• He; used as an intensifier, often to emphasize that the referent is the exclusive participant in the predicate 

• Him; the male object of a verb or preposition that also appears as the subject 

• The subject or non-reflexive object of a predicate; he (used of upper-class gentlemen, or sarcastically, of men who imagine themselves to be more important than others)