Roberta A. Sierra passed away on Wednesday, May 15, 2024 in Rogers, Arkansas. She was 89 years old. Roberta was born in El Paso, Texas, on September 23, 1934, to Andres and Angelina Castaneda. She was a graduate of Ysleta High School and a member of the marching band. After graduation, she married her high school sweetheart Sabino Sierra. For the next 20 years, she traveled the world as a military spouse and mother of two. In 1972, she returned to El Paso and worked at Whites Stores Inc. She was a fixture in the Northeast El Paso community, as an active member of Christ the Savior Catholic Church and volunteering to mentor “at-risk” teens for the El Paso County Juvenile Probation Department. She loved to travel and provide unwavering support of her children’s, nieces’ and nephews’ extracurricular and social activities. She is survived by her children and their spouses Angie and Michael Sanders, Orlando and Yvonne Sierra and her sister Lupe Uribe. Roberta was preceded in death by her husband of 68 years, Sabino Sierra, her parents, and her sisters Matilde Stires and Gloria Navarro.