Youichi Ui

is a Japanese former Grand Prix motorcycle road racer. His best seasons were in 2000, when he finished second in the 125cc world championship behind Roberto Locatelli and in 2001, when he finished second behind Manuel Poggiali. With his 6 Grand Prix victories in 2001, Ui tied a record set by Kenny Roberts in 1983 of most wins by a rider without winning a championship. He raced in Japan in 2007, winning the All Japan 250cc Road Race Championship.

By season

SeasClassMotoTeamRaceWinPodPoleFLapPtsPlcd 1995 125cc Yamaha 1 1 31st 1996 125cc Yamaha 13 1 36 18th 1997 125cc Yamaha 15 1 2 77 12th 1998 125cc Yamaha 13 1 76 11th 1999 125cc Derbi 14 1 84 11th 2000 125cc Derbi 16 5 10 6 3 217 2nd 2001 125cc Derbi 16 6 8 7 5 232 2nd 2002 125cc Derbi 16 1 1 65 13th 2003 125cc Aprilia 10 1 76 13th Gilera 5 2004 125cc Aprilia 9 19 22nd MotoGP Harris WCM 3 1 28th 2006 250cc Yamaha 1 - - 2007 250cc Yamaha 1 2 27th

Grand Prix motorcycle racing

Races by year (key) (Races in bold indicate pole position, races in italics indicate fastest lap) Year Class Bike 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 Pts 1995 125cc Yamaha AUS MAL JPN15 SPA GER ITA NED FRA GBR CZE BRA ARG EUR 31st 1 1996 125cc Yamaha MALRet INA JPNRet SPA17 ITA18 FRA15 NED14 GERRet GBR10 AUT7 CZERet IMORet CAT6 BRA8 AUSDNS 18th 36 1997 125cc Yamaha MALRet JPNRet SPA22 ITA10 AUT7 FRA4 NED5 IMO8 GERRet BRA3 GBRRet CZE10 CAT18 INA8 AUSRet 12th 77 1998 125cc Yamaha JPNRet MALRet SPA7 ITA5 FRA11 MAD7 NED12 GBR3 GERRet CZERet IMO6 CATRet AUS5 ARG15 11th 76 1999 125cc Derbi MAL13 JPN4 SPARet FRARet ITA CATRet NED6 GBR7 GERRet CZE5 IMO9 VALRe AUS3 RSA7 BRA10 ARGDNS 11th 84 2000 125cc Derbi RSARet MAL2 JPN1 SPA21 FRA1 ITARet CATRet NED1 GBR1 GER1 CZE2 PORRet VAL3 BRA3 PACRet AUS2 2nd 217 2001 125cc Derbi JPN2 RSA1 SPARet FRA11 ITA18 CAT5 NEDRet GBR1 GER19 CZE4 POR2 VAL4 PAC1 AUS1 MAL1 BRA1 2nd 232 2002 125cc Derbi JPNRet RSARet SPA6 FRARet ITA2 CATRet NED8 GBR8 GER8 CZE17 PORRet BRARet PAC12 MAL12 AUS13 VALRet 13th 65 2003 125cc Aprilia JPN6 RSA4 SPA8 FRA6 ITA6 CATRet NED4 GBRRet GERRet CZE9 13th 76 Gilera PORDNS BRA21 PAC17 MAL18 AUS11 VALRet 2004 125cc Aprilia RSA15 SPA7 FRARet ITA22 CAT18 NEDRet BRARet GERRet GBR7 CZE POR 22nd 19 MotoGP Harris WCM JPN15 QATDNQ MAL19 AUS21 VAL 28th 1 2006 250cc Yamaha SPA QAT TUR CHN FRA ITA CAT NED GBR GER CZE MAL AUS JPN19 POR VAL NC 0 2007 250cc Yamaha QAT SPA TUR CHN FRA ITA CAT GBR NED GER CZE RSM POR JPN14 AUS MAL VAL 27th 2