OSTSEPKOV, Ilja	M30		EST	OSTYN, Jean-Luc	M60		BEL	OSUM, Charles	M60		USA
OSVATH, Ayden	MN2		CAN	OSWALD, Carl	M45		USA	OßWALD, Glenn	M?		GER
OSWALD, Peter	M45		USA	OSWALD, Ryan	M35		GBR	OSYAEV, Daniil	M?		IAR
OSYKIN, Ilya	M?		IAR	OSYPENKO, Dmytro	M?		UKR	OTABAYASHI, Kazuki	M?		JPN
OTAI, Keisuke	M?		JPN	OTANAKA, Hitoshi	M30		JPN	OTANAKA, Yushi	M?		JPN
OTANI, Shunya 尾谷 駿文	M?		JPN	OTBOEV, Vyacheslav	MYA		IAR	OTEGOV, Maksim	M?		IAR
OTGONBAATAR, Erkhembayar	MSA		MGL	OTGONBAYAR, D	M?		MGL	OTGONBILEG, Ganbaatar	MC2		MGL
OTGONCHULUUN, B.	M?		MGL	OTGONDAVAA, Sergelen	MSA		MGL	OTGONDORJ, Munkhuu	MA2		MGL
OTGONMYAGMAR, Tserendkhand	M?		MGL	OTGONNASAN, Taivan	MYC		MGL	OTHENIN-GIRARD, Gabriel	M35		CAN
OTIASHVILI, Zaza	M?		IAR	OTIDA, Jake	M?		FIN	OTINOV, Lev	MB1		IAR
OTINOV, Petr	M?		IAR	OTOUGE, Osuke	M?		JPN	OTOUGE, Seitaro	M40		JPN
OTRUTSKIY, Daniil	MN4		EST	OTSEN, Mats	MB2		NED	OTSEN, Meindert	M60		NED
OTSTAVNOV, Ilya	M?		IAR	OTSUKA, Itsuki	M?		JPN	OTT, Daniel	M30		GER
OTT, Giel	MYC		NED	OTT, Niels	MA1		NED	OTT, Tom-Benedikt	MSA		GER
OTTE, Adriaan Johanne	MSA		NED	OTTE, Dave	M40		NED	OTTE, Niek	M?		NED
OTTE, Ruben	MYC		NED	van OTTELE, Louis	M45		NED	OTTEN, Bas	MSA		NED
OTTEN, Daan	MYB		NED	OTTEN, Edwin	M?		NED	OTTEN, Henk	M70		NED
OTTEN, Jelte Johannes	MYD		NED	OTTEN, John	M60		NED	OTTEN, Kars	M?		NED
OTTEN, Klaas	M50		NED	OTTEN, Naud	MYB		NED	OTTEN, S.	MB2		NED
OTTEN, Stijn	MB2		NED	OTTEN, Thymo	MA2		NED	OTTEN, Tim	MC1		NED
OTTENBROS, Ivar	MSA		NED	OTTENBROS, Joury	MSA		NED	OTTENBROS, Mads	MSA		NED
OTTENBROS, Matthijs	MN1		NED	OTTENBROS, Richard	M?		NED	OTTENBROS, Rob	M60		NED

Native Language Names