Umar Sadiq Mesbah (An haife shi a ranar 2 ga watan Fabrairu a shekara ta 1997) dan Nijeriya ne sana'ar sa kwallon kafa ne dan wasa ne mai taka leda a matsayin dan gaba na kulob din Spanish UD Almeria. Sadiq ya wakilci kungiyar 'yan kasa da shekaru 23 ta Najeriya, kuma ya kasance muhimmin memba na kungiyar da ta lashe lambar tagulla a Gasar Olympics ta bazara ta shekarar 2016. Haifaffen garin Kaduna ne, Sadiq ya fara wasan kwallon kafa a titunan garin sa tun yana karami. Daga baya ya buga wasa a kungiyar Kusa Boys ta gida, kafin ya shiga Future of Africa Football Academy kuma daga karshe ya zama babban dan Kwallon kafa ta Abuja. A watan Yunin shekara ta 2013, Sadiq yayi tafiya tare da FCA zuwa Croatia kuma ya halarci gasar matasa ta Kvarnerska Rivijera. Ya zama dan wasan da yafi kowa zira kwallaye a gasar kuma ya taimakawa tawagarsa ta zama zakara. Bayan nasarorin da ya samu a Croatia, kungiyar Spezia ta Italiya ta sayi Sadiq. Ya kasa yin kowane wasa na farko, amma yana wasa akai-akai don saita matasa.