As this list of men serving aboard St. Roch is compiled alphabetically. Some men may have been aboard for the entire year only or one month during that year as a crew member. It is possible someone was aboard St. Roch for a short passage but was not recorded as crew and, consequently, does not appear on this list.
For the maiden voyage in 1928, there was a crew change that occurred on August 28th. Captain Gillen and Pat Kelly let left the vessel and Captain Larsen was put in charge of the ship while Sergeant Anderton was in charge of all police matters. Several other crew changed as well, explaining some multiple roles listed below.
Ranks:
| S/Cst – Special Constable | Sgt – Sergeant |
| A/Cst – Acting Constable | S/Sgt – Staff Sergeant |
| Cst – Constable | Insp – Inspector |
| Cpl – Corporal |
| Name | Nickname | Lifespan | Rank | Position on Ship | Years Served |
|---|---|---|---|---|---|
| Anderton, Frederick | 1889-1974 | Sgt | 1928-33 | ||
| Foster, Myles Frederick | Jack | Cst | Chief Engineer | 1928-34, 38-42 | |
| Gillen, William Hugh | 1872-1930 | N/A | Delivery Captain | 1928 | |
| Jacobsen, F. | N/A | Pilot | 1928 | ||
| Kells, Robert Wesley | 1900-1970 | Cst | Assistant Engineer | 1928-37 | |
| Kelly, P. | Pat | N/A | Guarantee Engineer | 1928 | |
| Lamothe, Alcide | 1908-1992 | Cst | 1928 | ||
| Lamb, Lloyd Ralston | S/Cst | 1928 | |||
| Larsen, Henry A. | Hank | 1899-1964 | S/Sgt | First Mate / Navigator | 1928-48, 54 |
| Olsen, Mical Joseph | Joe | 1905-1994 | Cst | Deckhand / Second Mate | 1928-30 |
| Parry, William John | Dad | 1883-1972 | Cst | Cook | 1928-34, 40-42 |
| Parsloe, Terrence Gordon | Terry | 1909-1967 | Cst | 1928 | |
| Pearo, Lester Peter | 1912-1977 | Cst | 1928 | ||
| Sealey, Frederick William | 1902-1976 | S/Cst | Wireless Operator | 1928-29 | |
| Tudor, Arthur Frank Carver | 1901-1983 | Cst | Second Mate / First Mate | 1928 |