Cognomen Senija (Senija 
, Сения 
) , around the globe, is a rare family name. The cognomen Senija is habitual in North Macedonia, where it is a rare surname, Bulgaria, and Slovenia. More prevalently, Senija is the forename as well as the last name.
Boza, Mujagic, Muaremi, Strause, Begulic, Ponjevic, Tikvesa, Husidic, Orlovic, Mustafic, Sekulić, Ajvazoska, Kurtovic, Gracanin, Vehabovic, Mostarlic, Ahmetovic, Beganovic, Jasarevic, Nickelson, Hasanovic, Osmanovic, Hodzic, Merdzanovic, Hadzic, Dulbic, Avdic, Basic, Babic, Kapic, Paich, Delic, Dedic, Gutic, Gusic, Nuhic, Hasic, Vehab, Salkic, Slavic, Alagic, Baltic, Balkic, Bajric, Burani, Proose, Puskar, Terzic, and Mehmedovic