Alexandre Oguey was born in Neuchâtel, Switzerland, and initially studied oboe in La Chaux-de-Fonds with Françoise Faller. He completed his undergraduate and postgraduate studies at the Zurich Conservatorium, with Thomas Indermühle, and participated in courses with Maurice Bourgue and Emanuel Abbühl. He is the winner of several competitions including the French Swiss Radio 'Bourse des jeunes interprètes', the Migros Chamber Music competition and the Martigny International Chamber Music competition.
Before moving to Australia to join the Sydney Symphony Orchestra as Principal Cor Anglais, Alexandre Oguey was Associate Principal Oboe in the Lucerne Symphony Orchestra (1990–1997). He has also played guest principal oboe with the Musikkollegium Winterthur, Zurich Opera Factory, Basel Chamber Orchestra (previously Serenata Basel), Opera Orchestra of the Bayreuth International Youth Festival and the Jeunesses Musicales Symphony Orchestra. And in 2006 he was invited to play principal cor anglais in the World Philharmonic Orchestra in Paris.
As a chamber musician, he has performed throughout Europe, appearing with the prize-winning Wildwind quintet, the Lamalo and La Pâtisserie trios, and the wind ensembles Banda Classica and Octomania, as well as the contemporary music group Opus Novum Ensemble. In Australia he is a founding member of the New Sydney Wind Quintet and performs with the Australia Ensemble and contemporary music group Elision. He also performs and records 19th-century music with pianist and early music specialist Neal Peres da Costa.