According to Official Guinness Records,
The oldest gymnast is Johanna Quaas (b. 20 November 1925, Germany) who, at the age of 86 years, is a regular competitor in the amateur competition Landes-Seniorenspiele, staged in Saxony, Germany.She performed a floor-and-beam routine on the set of 'Lo Show dei Record' in Rome, Italy, on 12 April 2012, where her record was certified.Read more: Record Holder Q+A - Johanna Quaas, Oldest Gymnast
For a complete list of 2012 records, please visit 2012 Guinness Records in Italy.