John P. St. John (police officer)
John P. St. John | |
|---|---|
| Born | John Patrick St. John February 8, 1918 |
| Died | May 3, 1995 (aged 77) |
| Other names | Jigsaw John |
| Police career | |
| Country | United States |
| Department | Los Angeles Police Department |
| Service years | 1942–1993 |
| Rank | Sworn in as an Officer - 1942 Police Officer II Police Officer III Detective I Detective II Detective III |
| Awards | - LAPD Distinguished Service Medal numerous commendations for performance |
| Other work | Technical advisor |
John Patrick St. John (February 8, 1918 – May 3, 1995), better known as "Jigsaw John", was an American police officer and Los Angeles Police Department homicide detective, renowned for his investigations of many of Los Angeles's highest-profile murder cases. Upon his retirement in 1993, St. John held the highest seniority on the LAPD with fifty-one years of service, a distinction that earned him the privilege of carrying LAPD Detective badge No. 1.