Henrik Ibsen vs Henrik Johan Ibsen

Henrik Ibsen and Henrik Johan Ibsen both are nouns.

Word	Noun	Adjective	Verb	Adverb
Henrik Ibsen	Yes	No	No	No
Henrik Johan Ibsen	Yes	No	No	No

As nouns, Henrik Ibsen and Henrik Johan Ibsen are synonyms defined as:

Henrik Ibsen and Henrik Johan Ibsen: realistic Norwegian author who wrote plays on social and political themes (1828-1906)

Other synonyms of Henrik Ibsen include Ibsen.

Henrik Ibsen (noun)	Henrik Johan Ibsen (noun)
realistic Norwegian author who wrote plays on social and political themes (1828-1906)	realistic Norwegian author who wrote plays on social and political themes (1828-1906)