Changes

| term_end=November 27, 1978​

| term_end=November 27, 1978​

| preceded=[[Clyde Fant]]​

| preceded=[[Clyde Fant]]​

| succeeded=William Thomas "Bill" Hanna​

| succeeded=[[Bill Hanna]]

| office2=Shreveport Public Utilities Commissioner​

| office2=Shreveport Public Utilities Commissioner​

| term_start2=1962​

| term_start2=1962​

In addition to his political activities, Allen was a strong civic leader. He was a member of the Louisiana State Fair Board, chairman of the State Fair Stadium Commission, and a commissioner of the since renamed Mercedes-Benz Superdome in New Orleans. He was vice president of the Red River Valley Association, which pushed successfully for the navigation of the Red River south of Shreveport to the junction with the [[Mississippi River]]. He was a vice president of the Louisiana Municipal Association, chairman of the Shreve Area Council of Government, and a member of the Shreveport Airport Authority and the Parks and Recreation Council. He was a past president of the executive board of the Norwela Council of the [[Boy Scouts]]. Allen was also a member of the ArkLaTex Ambassadors, Holiday in Dixie, Kiwanis International, Joppa Lodge, and the Benevolent and Protective Order of Elks.<ref name=obit>''The Shreveport Times,'' February 24, 1991.</ref>​

In addition to his political activities, Allen was a strong civic leader. He was a member of the Louisiana State Fair Board, chairman of the State Fair Stadium Commission, and a commissioner of the since renamed Mercedes-Benz Superdome in New Orleans. He was vice president of the Red River Valley Association, which pushed successfully for the navigation of the Red River south of Shreveport to the junction with the [[Mississippi River]]. He was a vice president of the Louisiana Municipal Association, chairman of the Shreve Area Council of Government, and a member of the Shreveport Airport Authority and the Parks and Recreation Council. He was a past president of the executive board of the Norwela Council of the [[Boy Scouts]]. Allen was also a member of the ArkLaTex Ambassadors, Holiday in Dixie, Kiwanis International, Joppa Lodge, and the Benevolent and Protective Order of Elks.<ref name=obit>''The Shreveport Times,'' February 24, 1991.</ref>​

When he vacated the mayoralty, Allen became the coordinator for planning and development of Louisiana State University Medical Center in Shreveport, having served in that capacity from 1979 to 1988. Allen even staged a brief political comeback in 1990, when he won one of the single-member council seats under the mayor-council form of government. He served only a few weeks, for he died soon thereafter of a sudden illness at the Schumpert Medical Center in Shreveport.<ref name=obit/>​

When he vacated the mayoralty to fellow Democrat [[Bill Hanna]], Allen became the coordinator for planning and development of Louisiana State University Medical Center in Shreveport (formerly Confederate Memorial Hospital), having served in that capacity from 1979 to 1988. Allen even staged a brief political comeback in 1990, when he won one of the single-member council seats under the mayor-council form of government. He served only a few weeks, for he died soon thereafter of a sudden illness at the Schumpert Medical Center in Shreveport.<ref name=obit/>​

Allen was twice married. In 1948, he wed the former Mary Miller. From this marriage were born a son, L. Calhoun Allen, III, then of [[San Antonio]], [[Texas]], and a daughter, Frances Olivia Allen. The marriage lasted until Mary's death in 1975. Thereafter, Allen married Jacqueline Spell Schober and acquired two stepchildren, John K Schober and Lisa Schober Smith.<ref name=obit/>​

Allen was twice married. In 1948, he wed the former Mary Miller. From this marriage were born a son, L. Calhoun Allen, III, then of [[San Antonio]], [[Texas]], and a daughter, Frances Olivia Allen. The marriage lasted until Mary's death in 1975. Thereafter, Allen married Jacqueline Spell Schober and acquired two stepchildren, John K Schober and Lisa Schober Smith.<ref name=obit/>​