The 2011 Rafael Nadal tennis season officially began on January 2 with the start of the 2011 ATP World Tour. Calendar The January–June tournaments listed on Nadal's calendar at his official site as of 4 January 2011. Year summary All matches Singles Source (ATP) Doubles See also 2011 Roger Federer tennis season 2011 Novak Djokovic tennis season References External links ATP tour profile Rafael Nadal tennis seasons Nadal season