Volkov leads active UFC-ranked fighters with 51 professional MMA bouts

Among currently ranked UFC fighters, Alexander Volkov has the most professional MMA experience with 51 fights, narrowly ahead of Charles Oliveira at 49 and Derrick Lewis at 43. Jiří Procházka and Alexandre Pantoja are each approaching 40 fights. The list also includes Keiji Horiguchi, Jan Blachovich, Nikita Krylov, and Tim Elliott with 42 and 40 fights respectively.