Euline Brock was a founding member of the Denton Women's Interracial Fellowship (DWIF). Born in a two-room unpainted sharecropper's cabin, she lived a life of achievement and civic contribution. After earning a Master's degree in English literature from University of Texas in Austin in 1954, she lectured at University of North Texas. While raising her young children, she set aside her career for a time while engaging in the struggle for racial equality. She and several other women at Trinity Presbyterian Church reached out to Denton’s African American women to found the DWIF.
Euline later earned a Ph.D. from UNT and was a Professor of History at Tarrant County College, also teaching as Adjunct Professor at Texas Women's University. She was elected to Denton's City Council and served two terms as Mayor. She successfully stewarded the creation of the Denton County Transportation Authority, and the Euline Brock Downtown Denton Transit Center is named in her honor.
She was president of the Denton Rotary Club, and served on numerous board of directors including the Greater Denton Arts Council, HOPE, Inc., the Denton Convention and Visitors Bureau, the Denton Humanitarian Association, and the UNT Foundation. She helped establish the Denton African American Scholarship and several other scholarships.