Retired Navy Chief Stephen Ciddio of Los Alamos Dies at 75

Stephen A. Ciddio, a retired Navy Chief and longtime Los Alamos resident, died Jan. 16, 2026. Born Sept. 25, 1950, Ciddio was 75. His passing was recorded in a full obituary posted Jan. 22, 2026, and services and arrangements were noted there for family and community members.

Ciddio served in the U.S. Navy before settling in Los Alamos, carrying with him the bearing and discipline associated with senior enlisted leadership. Locally he was remembered for a reserved manner, calm demeanor, and a ready sense of humor that neighbors and family recalled as a steady presence in gatherings. Those personal qualities often translate into quiet civic influence in a small county where military experience informs community networks and volunteer activity.

An avid sports fan, Stephen Ciddio followed the San Diego Padres and the Los Angeles Chargers, a pastime that connected him with other fans across generations. He is survived by siblings and extended family, including nieces and nephews who remain in the area and beyond. The obituary posted Jan. 22, 2026, lists service details and logistical arrangements for those wishing to pay respects.

For Los Alamos County, the loss of a retired Navy Chief is a moment to acknowledge the role veterans play in local civic life. Retired military members frequently contribute institutional knowledge to neighborhood associations, mentor younger residents, and participate in civic organizations. The community impact of Ciddio’s death will be felt most immediately by family and close acquaintances, but it also touches the broader veteran community that values continuity and remembrance.

Public records and local obituaries serve as important civic documents for confirming life events, supporting next-of-kin notifications, and coordinating community responses. The posting of Ciddio’s full obituary on Jan. 22 provides that public record and directs those seeking additional information about services to the listed arrangements.

As Los Alamos residents reflect on Stephen A. Ciddio’s life, the moment underscores the county’s ongoing need to support aging veterans and their families. Neighbors and friends who shared in Ciddio’s quiet humor and steady presence now join his relatives in mourning and remembrance. The obituary and service information remain the primary sources for specific arrangements and opportunities for community expression of sympathy.