​Bro. Col. Victor C. Swearingen passed to the Celestial Lodge on January 15, 1968. Bro. Swearingen was initiated, passed, and raised in Mt. Gilead Lodge #255 in Science Hill, Kentucky and affiliated with William R. Singleton Lodge #30 on May 5, 1960. MWB President Harry S. Truman appointed Bro. Swearingen, who previously served as Special Assistant to the Attorney General, as alternative judge to the Military Tribunal. In this capacity, Bro. Swearingen served on the bench during The Doctor’s Trial, where 23 defendants were accused of participating in Nazi human experimentation. 7 defendants were acquitted, 7 were sentenced to death, and the remainder received 10 years to life imprisonment. Singleton Lodge stood for a moment of silent prayer in honor of Bro. Swearingen.

On November 2, 1938, John W. Chappell, Past Master of Wm. R. Singleton Lodge # 30 passed to the celestial lodge above. Worshipful Brother Chappell was a charter member of the lodge and a very well respected physician within the Tenleytown community. His family was one of twelve families that dominated the daily life in Tenleytown. His son Sidney L. Chappell, also a physician and freemason, served as the head of psychiatry for the U.S. Army. Past Master Chappell's house is prominently displayed (right) on one of the Tenleytown Heritage Trail signs that dawn our streets. This house was located right behind our Lodge and served as his doctor's office. ​

On Saturday, July 25, 1903, the brethren of William R. Singleton Lodge #30 joined the Grand Lodge in dedicating a monument erected to the memory of late Bro. R.W. Grand Secretary, William R. Singleton, at Oak Hill Cemetery. Past Master Frank H. Thomas, the first master of William R. Singleton Lodge #30, gave a moving address to those present. R.W.B. Singleton died on February 23, 1901 at the age of 82. ​

On March 2, 1939, the brethren of William R. Singleton Lodge #30, learned of the passing of Very Rev. Brother George Carl Fitch Bratenahl, a charter member of the lodge. Very Rev. Brother Bratenahl was named canon of Washington National Cathedral in 1903, and served as Dean from 1916 to 1936. He also played an integral role in the completion of the Cathedral as the Chairman of the Building Committee. His wife, Florence, was the designer of the beautiful Bishop’s Garden located on the Cathedral’s grounds. They are both buried in the Bethlehem Chapel inside the Cathedral.  ​