Based on a book I read.
| Apostle | Likelihood their martyrdom is historically true |
| Peter | Highest probability of being true |
| Paul | Very probably true |
| James, brother of Jesus | Very probably true |
| James, son of Zebedee | Very probably true |
| John, son of Zebedee | Improbable |
| Andrew | More probable than not |
| Phillip | Less plausible than not |
| Bartholomew | As plausible as not |
| Matthew | Improbable |
| Thomas | More plausible than not |
| James, son of Alphaeus | As plausible as not |
| Thaddeus | As plausible as not |
| Simon the zealot | As plausible as not |
| Matthias | As plausible as not |
