|Jonas Adamovich Alekseev|
|Full Name:||Jonas Adamovich Alekseev|
|Birth:|| 5 March 2075 K.I|
|Title/s:||Prince of Polska|
|Father:||Titus Adam Leszczynski VII|
|Mother:||Elena Nikolaevna Andreevna|
|Sibling/s:|| Claude Adamovna Alekseev|
|Hair Color:||Dark Brown|
|Eye Color:||Ash Blue|
Jonas Adamovich Alekseev (Polish: Jonas Adamowicz Aleksejew; Russian: Йонас Адамович Алексеев) is the son of the 47th King of Polska Titus Adam Leszczynski VII and his queen consort Elena Nikolaevna Andreevna. He is a born Prince of Polska, though his existence as one is unknown by the general public for his father being presumed to be dead and being in hiding. He has a younger sister named Claude, and an unborn younger brother or sister.
Jonas was born on 5 March 2075 at Vladivostok, Russia.