Conversation so far:
Where was Carl Jung born?
Carl Jung was born in Kesswil, Thurgau, Switzerland.
In what year was Carl Jung born?
Carl Jung was born in 1875.
Who are Carl Jung's parents?
Carl Jung was born to Paul Achilles Jung (1842–1896) and Emilie Preiswerk (1848–1923).

Question: does he have siblings?
Self-contained rewrite: Did Carl Jung have any siblings?