From 21 March to 3 April 2016
Miami
Miami / ATP Masters 1000 / 7,037,595 $
Djokovic N
From 28 March to 3 April 2016
Raanana
Raanana / ATP CH 125 / 125,000 $
Donskoy E
From 4 April to 10 April 2016
Houston
Houston / ATP 250 / 577,860 $
Monaco J
Marrakech
Marrakech / ATP 250 / 520,070 €
Delbonis F
Naples
Naples / ATP CH 125 / 42,500 €
Kovalik J
From 10 April to 17 April 2016
Monte-Carlo
Monte-Carlo / ATP Masters 1000 / 4,094,505 €
Nadal R
From 11 April to 17 April 2016
Barletta
Barletta / ATP CH 125 / 42,500 €
Ymer E
From 18 April to 24 April 2016
Barcelone
Barcelone / ATP 500 / 2,428,355 €
Nadal R
Bucharest
Bucarest / ATP 250 / 520,070 €
Verdasco F
From 25 April to 1 May 2016
Istanbul
Istanbul / ATP 250 / 520,070 €
Schwartzman D
Estoril
Estoril / ATP 250 / 520,070 €
Almagro N
Munich
Munich / ATP 250 / 520,070 €
Kohlschreiber P
Madrid 
Madrid 
03:55 
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Titles 2016