Yttje Feddes is Government advisor on landscape Feddes/Olthof landscape architects.
Yttje Feddes (Amsterdam 1953) studied landscape-architecture at Wageningen University. She worked successively as at the office for urban design ir. F.J. Zandvoort, the landscape-department of Staatsbosbeheer, the municipality of Amsterdam and at H+N+S landscape-architects. In 2006 she founded with Berdie Olthof their office Feddes/Olthof landscape-architects. In 2008 she was appointed as Government Advisor on Landscape for a four-years period, in combination with the work on her own office.
Besides of her work as a landscape-designer Yttje Feddes was a teacher at the academy of Architecture in Amsterdam for more then 20 years, a member of the Netherlands Commission for Environmental Assessment and a member of the Amsterdam Advisory Comite on Urban Development.