See also
| Partner: | Ceretic + ap CYNLOYP (385-450) | |
| Partner: | (unknown) | |
| Children: | Dyfnwal + HEN (c. 510-543) | |
| Name: | Ceretic + ap CYNLOYP | |
| Sex: | Male | |
| Father: | Cynloyp + ap CINHIL (365- ) | |
| Mother: | - | |
| Birth | 0385 | Strathclyde, England |
| Occupation | King of Strathclyde | |
| Title | King of Strathclyde | |
| Death | 0450 (age 64-65) | Scotland |
| Name: | Dyfnwal + HEN1,2 | |
| Sex: | Male | |
| Birth | 0510 (est) | |
| Occupation | King of Alt Clut/Strathclyde/Dumbarton | |
| Title | King of Strathclyde | |
| Title | Lord of Annandale | |
| Title | King of Dumbarton | |
| Death | 0543 (age 32-33) | |
| 1 | Rachel Bromwich, "Trioedd Ynys Prydein, the Triads of the Island of Britain" (University of Wales Press, ISBN 0-7083-1386-8). |
| 2 | Alan MacQuarrie, "The Kings of Strathclyde" (Grant and K. Stringer, 1993). |