Anna Sias Olson, 70 of Onalaska Wisconsin passed away on July 23, 2020. She married Chuck Olson in 1972 in New Richmond, Wisconsin. Anna enjoyed her work as an executive assistant at Century Tele until her retirement. She is survived by her sister, Duffy Weiberg of Ft. Myers, FL. and Bob Peirson, brother In-law of New Richmond, Wisconsin. The family would like to thank Kay Stewart, Maripat Coughlin and Debbie Colgan for being Team Anna. The family would also like to thank the kind and caring oncology staff at Gundersen Health System for the wonderful care she received.  At her request, there will be no services. Memorials may be directed to Coulee Region Humane Society, Onalaska Holmen Emergency Food Basket, New Horizons Shelter and Outreach Centers, La Crosse WI, or to the charity of your choice.