Passed away suddenly in Hollister, CA on November 9, 2013 at the age of 67. David is lovingly survived by his siblings Donald Nielson, Marjorie Alden and C. W. "Bill" Nielson (Doris); nephews and nieces John Alden, Steven (Amy) Alden, Holly (Marc) Rauser, Natalie Nielson and Paul Nielson; and numerous great nieces and nephews. Born and educated in Santa Cruz, he was a veteran of the U.S. Marine Corps
. All David's life, his passion was horses. Whether training, teaching or riding horses, David did it all. He was also known for his skills as an announcer for all types of horse events. A Memorial Service celebrating David's life will be held on Saturday, November 23, 2013 at 1:00 p.m. at the Santa Cruz Horsemen's Association, Graham Hill Showgrounds, 1145 Graham Hill Road, Santa Cruz, CA. In Santa Rosa, David will be remembered at a Celebration of Life on Monday, November 18, 2013 at 5:00 p.m. at the Riding on Faith (Cowboy Church) at the Sonoma County Driving and Riding Clubhouse at the Sonoma County Fairgrounds (just inside Gate 7-Ashton Ave. entrance at the back of the fairgrounds.) The Service of Remembrance will be followed by a potluck dinner 6:30 p.m. before the regular service. All are welcome for part or all of the evening.