Roberta Ann Williamson, 86, of Aberdeen, SD, passed away peacefully on Thursday, November 12, 2026, at Aberdeen Health and Rehab, Aberdeen, SD.

A Graveside Committal service will be on Friday, November 20, 2026, at 2:00 PM at Sacred Heart Cemetery, Aberdeen, SD.

Schriver’s Memorial Mortuary and Crematory, 414 5th Avenue NW, Aberdeen, is honored to serve Roberta’s family. Friends and family may sign the online guestbook at www.schriversmemorial.com.

Roberta Ann Webb was born on June 23, 1940, to Orville and Irene (Arrow) Webb in Flandreau, SD. At a young age, her family moved to Milbank, SD. She attended Milbank Public Schools and graduated from Milbank High School. She moved to Aberdeen, SD, and continued her education at Presentation College, where she graduated with a four-year nursing degree.

After graduation, Roberta was united in Marriage to John Williamson in 1961. She was employed at Abbott Northwestern Hospital in Minneapolis as an open-heart surgical nurse for many years.

In her free time, Roberta enjoyed beading and crocheting and was an avid reader.

Grateful for having shared her life are her son, John (Lori) Williamson, of Maryland; daughter Connie (David) Priest, of Las Vegas; 3 brothers: Lawrence “Bud” (Linda) Webb, Dean (Ruth) Webb, and Richard Webb, and 6 grandchildren.

Roberta was preceded in death by her parents and one brother, Tom Webb, and one sister-in-law, Jeanne Webb.

In lieu of flowers, donations can be made to the Jeanne Webb Memorial Library fund at Aberdeen Catholic Schools, 1400 N. Dakota St., Aberdeen, SD 57401.