Valve Pormeister, Estonian architect (died 2002)

Valve Pormeister née Ulm was an Estonian landscape architect who became an architect. She was one of the first women to influence the development of Estonian architecture, becoming one of the country's most inventive modernisers of rural architecture in the 1960s and 1970s. She is often known as the "Grand Old Lady" of Estonian architecture.

April 13 is the 103rd day of the year in the Gregorian calendar; 262 days remain until the end of the year.