Wadström is a Swedish surname. Notable people with the surname include:
(1746–1799), Swedish assessor, economist, writer, painter and abolitionist Ellen Hagen (; 1873–1967), Swedish women's rights activist and politician Frida Stéenhoff (née Wadström; 1865–1945), Swedish women's rights activist and writer Petra Wadström (born 1952), Swedish inventor
See also , an unincorporated community of Ventura County, California, United States