Isabella Crettenand-Moretti, née Moretti (born 26 August 1963), is a female Swiss ski mountaineer, marathon mountain biker, long-distance and mountain runner. She lives in Sion.

Her twin sister Cristina Favre-Moretti also competes in endurance sport events.

Selected results

Ski mountaineering

  • 2004: 1st, World Championship relay race (together with Catherine Mabillard and Cristina Favre-Moretti) 1st, Trophée des Gastlosen, together with Cristina Favre-Moretti 2nd, World Championship vertical race 2nd, World Championship team race (together with Jeanine Bapst) 3rd, World Championship single race 3rd, World Championship combination ranking
  • 2005: 1st, European Championship team race (together with Cristina Crettenand-Moretti) 1st, European Championship relay race (together with Cristina Favre-Moretti and Gabrielle Magnenat) 1st, Pierra Menta (together with Cristina Favre-Moretti) 2nd, European Championship combination ranking 3rd, European Championship single race 4th, European Championship vertical race

Patrouille des Glaciers

  • 2004: 1st and course record, together with Catherine Mabillard and Cristina Favre-Moretti
  • 2008: 3rd, together with Catherine Mabillard and Cristina Favre-Moretti

Running

  • 2010: 1st, Iron-Terrific, Crans-Montana

Mountain biking

Grand Raid Cristalp

  • 1999: 1st, 131 km
  • 2003: 2nd, 131 km