Colley, Dorothy Florence Hotz, died in South Jordan, Utah, March 1, 2015. She was born in Somerville, Massachusetts to John Peter and Anna (Litwin) Hotz on October 31, 1924. On August 9, 1950 she married Donald Grant Colley Jr. in Cambridge, Massachusetts. Later in life Dorothy graduated with a Bachelor of Arts degree from Harvard University.

Surviving Dorothy are her children: Faith and Thomas Wadleigh, Grant and Meegan Colley, Heather and Taylor Brady; grandchildren: Matthew and Angela Barron, Jason and Jackie Barron; great-grandchildren: William, Joshua, James, Grace, Justin, Jonah, Josie, and Cecilia Barron. Dorothy was preceded in death by her parents, husband, and sisters and brothers-in-law: Mary Hotz Milligan (James) and Helen Hotz Mott (Miles).

Interment will be in the Westview Cemetery in Lexington, Massachusetts on Friday, March 6, 2015. A memorial service will be held at the Concordia Church, 292 W Shore Rd, Warwick, RI on Saturday, March 7, 2015 at 1:00 p.m.