Hendrik Nikolaas Theodoor Simons, known as Heintje and later on as Hein Simons, (born 12 August 1955, Bleijerheide, a section of Kerkrade, Netherlands), is a Dutch singer and actor.
Ob svoji poti, Sir Darja namaka najbolj plodna bombažna polja v celotni Srednji Aziji, vključno z mesti, Kokand, Khujand, Kyzylorda in Turkestan.