Brosseau, a French surname, could mean:
People Christa Brosseau, Canadian chemist Ruth Ellen Brosseau (b. 1984), Canadian Member of Parliament Mike Brosseau, American baseball player Thomas Anderson "Tom" Brosseau, American singer-songwriter Gerald Brosseau Gardner (1884–1964), English civil servant, amateur anthropologist, writer, and occultist Grace Lincoln Hall Brosseau (1872–1959), American civic leader
Places Brosseau, a hamlet or village in Alberta, Canada Brosseau Station, a former village and former railway station in present-day Brossard, Quebec, Canada
Other Rochelle Brosseau v. Kenneth J. Haugen ~ 543 U.S. 194, 2004 U.S. Supreme Court decision
See also Brousseau