Trygve Haavelmo, Norwegian economist and mathematician, Nobel Prize laureate (born 1911)

Trygve Magnus Haavelmo, born in Skedsmo, Norway, was an economist whose research interests centered on econometrics. He received the Nobel Memorial Prize in Economic Sciences in 1989.

The Nobel Memorial Prize in Economic Sciences, officially the Sveriges Riksbank Prize in Economic Sciences in Memory of Alfred Nobel, commonly referred to as the Nobel Prize in Economics, is an award in the field of economic sciences administered by the Nobel Foundation, established in 1968 by Sveriges Riksbank to celebrate its 300th anniversary and in memory of Alfred Nobel.