Kammala wannan jumla: A Wasannin Olympics na 2012 a London, Villars ta ci gaba da shirin ta ta hanyar cancanta don wasanni biyu na iyo. Ta yi rikodin FINA B-daidaitaccen shigar lokaci na 59.57 (100 m malam buɗe ido) daga
Gasar zakarun Turai a Debrecen, Hungary, da 2:01.47 (m 200 na kyauta) daga gwajin wasannin Olympic a Zurich. A cikin nisan mita 100 na malam buɗe ido, Villars ta karya nata tarihin na Switzerland na 59.42 don raba saman iri a zagaye na biyu da kuma matsayi na ashirin da shida tare da Judit Ignacio Sorribes na Spain a ranar farko ta wasannin. A tseren tseren mita 200, Villars ta yi tsere zuwa matsayi na biyu a zagayen farko da sakan 1.06 a bayan Natthanan Junkrajang na Thailand, a bayan mafi kyawunta na 2:03.55. Villars ta kasa ci gaba zuwa wasan kusa da na karshe, yayin da ta sanya na talatin da ɗaya a cikin wasan farko.