Meerkerk Rhododendron Gardens (53 acres) are nonprofit botanical gardens located at 3531 Meerkerk Lane, Greenbank, Washington.
Reinoud II van Brederode (Santpoort, 1415 – Vianen, 16 October 1473) was lord of Vianen, Ameide, Lexmond, Hei- en Boeicop, Meerkerk, Tienhoven and Twaalfhoven.