PAST GRAND SENTINELS (CAPTAINS OF THE GUARD) FROM 1816
| Conclave | YEAR | NAME | FROM CITY/STATE | Conclave | YEAR | NAME | FROM CITY/STATE |
| I | 1816 | | | XXIV | 1889 | Francis E. White | Plattsmouth, NE |
| II | 1819 | | | XXV | 1892 | John A. Sloan | St. Louis, MO |
| III | 1826 | Gerrit Lansing | New York | XXVI | 1895 | Frank H. Thomas | Washington, D.C. |
| IV | 1829 | Gerrit Lansing | New York | XXVII | 1898 | Charles C. Vogt | Louisville, KY |
| V | 1832 | Henry Lusby | Baltimore, MD | XXVIII | 1901 | Charles E. Rosenbaum | Little Rock, AR |
| VI | 1835 | Thomas Shields | District of Columbia | XXIX | 1904 | Jehiel W. Chamberlin | St. Paul, MN |
| VII | 1838 | William C. Martin | Boston, MA | XXX | 1907 | Harrison Dingman | Washington, D.C. |
| VIII | 1841 | William Boendman | UNKNOWN | XXXI | 1910 | Henry M. Boykin | Richmond, VA |
| IX | 1844 | Isaac Tuttle | UNKNOWN | XXXII | 1913 | Alexander B. Andrews | Raleigh, NC |
| X | 1847 | James T. Donahoo | Columbus, OH | XXXIII | 1916 | Isaac H. Hettinger | Kansas City, MO |
| XI | 1850 | H. H. Tuttle | UNKNOWN | XXXIV | 1919 | George T. Campbell | Owosso, MI |
| XII | 1853 | D. D. Richardson | Lexington, KY | | | John Paul Haller | New Orleans, LA |
| XIII | 1856 | Elizur Skinner | Hartford, CT | XXXV | 1922 | John L. Hall | Jacksonville, FL |
| XIV | 1859 | Andrew Mason | Chicago, IL | XXXVI | 1925 | William D. Peirce | Denver, CO |
| XV | 1862 | George Dowding | New York, NY | XXXVII | 1928 | John Paul Haller | New Orleans, LA |
| XVI | 1865 | Joseph Benham Covert | Cincinnati, OH | XXXVIII | 1931 | Frederic F. Bahnson | Winston-Salem, NC |
| XVII | 1868 | Richard Elms | St. Louis, MO | XXXIX | 1934 | Walter Stover | Watertown, SD |
| XVIII | 1871 | Stephen C. Bush | Baltimore, MD | XL | 1937 | William Moseley Brown | Arlington, VA |
| XIX | 1874 | Thomas Cripps | New Orleans, LA | XLI | 1940 | Louis Henry Wieber | Cleveland, OH |
| XX | 1877 | Henry W. Bostwick | Covington, KY | XLII | 1943 | Paul Miller Moore | Aliquippa, PA |
| XXI | 1880 | Silas E. Sheldon | Topeka, KS | XLIII | 1946 | Ansel Alva Packard | Middletown, CT |
| XXII | 1883 | Daniel Smith | Mobile, AL | | | Charles Vernon Eddy | Winchester, VA |
| XXIII | 1886 | Edwin Force Warren | Nebraska City, NE | | | | |
PAST GRAND SENTINELS (CAPTAINS OF THE GUARD)APPOINTED
For Triennial Conclave Only
(After Amendment of Section 20, Constitution and Statutes,
44th Triennial Conclave, 1949)
GRAND CAPTAINS OF THE GUARD
| Conclave | YEAR | NAME | FROM CITY/STATE |
| XLV | 1952 | George Richard Bennette | Greensboro, NC |
| XLVI | 1955 | James Wesley Rankin | Corinth, MS |
| XLVII | 1958 | Arthur Poole Johnson | Haddonfield, NJ |
| XLVIII | 1961 | Robert Walter Taylor | Columbus, OH |
| XLIX | 1964 | Schuyler Coe Blackburn | Baltimore, MD |
| L | 1967 | Abner Convers Sager | Saginaw, MI |
| LI | 1970 | Alvin Louis Crump | Evanston, IL |
| LII | 1973 | Paul Williams Sweet, Jr. | Centralia, WA |
| LIII | 1976 | Clell C. Warriner | Okmulgee, OK |
| LIV | 1979 | William H. Thornley, Jr. | Denver, CO |
| LV | 1982 | Jay R. Newman | Salt Lake City, UT |
GRAND SENTINELS
| CONCLAVE | YEAR | NAME | WHERE FROM |
| LVI | 1985 | Howard P. Lumbar | Spokane, WA |
| LVII | 1988 | Clyde Curtis | Danville, KY |
| LVIII | 1991 | David B. Slayton | Long Beach, CA |
| LIX | 1994 | James S. DeMond | Fort Wayne, IN |
| LX | 1997 | W. Bruce Pruitt | Los Altos Hill, CA |
| LXI | 2000 | Albert R. Masters, Sr. | Newton, IA |
| LXII | 2003 | Donald M. Estes | Frankfort, KY |
| LXIII | 2006 | Robert P. Winterhalter | Ashland, MA |
| LXIV | 2009 | Robert C. Coe | Arcadia, CA |
| LXV | 2012 | Robert K. Cronk | Rock City, IL |
| LXVI | 2015 | Edward R. Trosin | New York |