Yousaf Borahil Almsmare ( Larabci: يوسف بورحيل المسماري‎ ) (a tsakanin 1866-1931), ya kasan ce sanannen shugaban gwagwarmayar musulmin Libya ne wanda ke fada da mulkin mallakar Italia kuma mataimakin shugaban jihadin Libya bayan mutuwar Omar Al-Mokhtar . An kashe shi a wata arangama da jami'an tsaron Italiya a Libya yana da shekara 65.