Gracious
Jana is a feminine form of Jan, which is a Slavic and Germanic variation of John. It shares the same etymological root as Jane and Joan, ultimately tracing back to the Hebrew name Yochanan. While popular in Central Europe, it remains a rare and distinctive choice in the United States.
Less common today
Jana isn't in the latest US Top 1000. It last peaked at #546 in 1990.
Czech professional tennis player and Wimbledon champion
American country music singer and actress
Australian world champion hurdler
Czech operatic soprano
US births per 5-year period, 1990–present (SSA data).