Sanna Kyllönen, née Hernesniemi (born 9 March 1971 in Kokkola) is a retired Finnish woman sprinter, who specialized in the 100 and 200 metres.

International competitions Representing 1988World Junior ChampionshipsSudbury, Canada22nd (sf)100 m12.14 (-0.7 m/s)31st (h)200 m24.53 (+1.6 m/s)12th (h)4 × 100 m relay46.121989European Junior ChampionshipsVaraždin, Yugoslavia13th (sf)100 m11.9420th (h)200 m24.641990World Junior ChampionshipsPlovdiv, Bulgaria19th (sf)100 m11.96 (-1.3 m/s)10th (sf)200 m24.02 (-0.9 m/s)European ChampionshipsSplit, Yugoslavia19th (h)100 m11.86 –4 × 100 m relayDQ1991World ChampionshipsTokyo, Japan10th (h)4 × 100 m relay43.731992European Indoor ChampionshipsGenoa, Italy6th60 m7.396th200 m23.97Olympic GamesBarcelona, Spain9th (h)4 × 100 m relay43.601993World Indoor ChampionshipsToronto, Canada8th (sf)60 m7.314th200 m23.03World ChampionshipsStuttgart, Germany20th (qf)100 m11.4018th (qf)200 m23.247th4 × 100 m relay43.371994European Indoor ChampionshipsParis, France11th (h)60 m7.38European ChampionshipsHelsinki, Finland7th100 m11.43 (+0.6 m/s)6th200 m23.24 (+0.2 m/s)7th4 × 100 m relay43.961995World Indoor ChampionshipsBarcelona, Spain13th (sf)60 m7.31 –200 mDNFWorld ChampionshipsGothenburg, Sweden16th (sf)100 m11.5124th (h)200 m23.206th4 × 100 m relay44.461996Olympic GamesAtlanta, United States24th (qf)100 m11.4916th (qf)200 m23.3811th (h)4 × 100 m relay44.211997World Indoor ChampionshipsParis, France15th (sf)60 m7.39World ChampionshipsAthens, Greece21st (qf)100 m11.3729th (qf)200 m23.5213th (h)4 × 100 m relay44.081998European ChampionshipsBudapest, Hungary13th (sf)100 m11.4522nd (h)200 m23.706th4 × 100 m relay44.101999World ChampionshipsSeville, Spain34th (h)200 m23.4310th (h)4 × 100 m relay43.862000European Indoor ChampionshipsGhent, Belgium14th (sf)60 m7.34Olympic GamesStuttgart, Germany12th (sf)4 × 100 m relay43.50

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