Across the world, Сайнс (Sainz 
, Sines 
, Sáinz ) is a rare mostly masculine, but infrequently feminine given name. The first name Сайнс is habitual in Brazil, where it is a very rare girly name, India, where it is an extremely rare mostly boy's, but infrequently girly name, and Philippines, where it is an extremely rare masculine name. More frequently, Сайнс is the last name as well as the forename.