Reiny Landkroon (born 1965 in Enschede, the Netherlands) is a Dutch singer. She is the younger sister of Wilma Landkroon, (who had international successes around 1970 and is known as one the most successful child stars ever), and of the singer, text writer and composer Henny Thijssen.
From 1983 to 1988 Reiny Landkroon used the stage name Sacha and had some success with the songs: Mooie melody, Maar Nu Is Het Te Laat, Geloof Me, Eenzame Nachten and Gefangen Tussen vier Muren titles. Under her first name Reiny she published Zo Gelukkig Met Jou, Nu je Weg Bent and other songs. Moreover, she made duet songs with Pierre Kartner (Vader Abraham) and Arne Jansen.
2009 a new CD by Reiny Landkroon with the title Misschien dat het ooit nog went will be published.