Henrik Ibsen vs Ibsen

Henrik Ibsen and Ibsen both are nouns.

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

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

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

Other synonyms of Henrik Ibsen include Henrik Johan Ibsen.

Henrik Ibsen (noun)	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)