Crew list of Ships hit by U-boats
Sixto Martinez
Merchant Marine (Z 55191). Puerto Rican
| Born | 10 Nov 1902 | San Juan | |
| Died | Feb 1980 | (77) | Bronx, NY |
Roster information listed for Sixto Martinez
| Ship | Type | Rank / role | Attacked on | Boat | |
|---|---|---|---|---|---|
 | Andrea F. Luckenbach | Steam merchant | Fireman/Watertender | 10 Mar 1943 | U-221 |