Last name Bajena (Bajena 
, Бажена 
) , across the world, is a rare surname. The surname Bajena is characteristic of Poland, where it is a rare surname, Belarus, where it is a very rare surname, and Kyrgyzstan. Measured by absolute frequency, it is the most numerous in Poland, the United States, and Russia. More prevalently, Bajena is the forename as well as the last name.