Robert Piotrowski (born 1963) is an architect. He leads Ecker Architekten, an Architecture and Interior Design practice based in Buchen, Germany. Piotrowski's projects include the Corporate Headquarters for Holly Hunt, LTD in Chicago, the town halls in Seckach and in Rosenberg, a community center in Zimmern, the Sparkasse in Hettingen, and The House Dandelion Clock, a kindergarten for physically and mentally handicapped children in Buchen.