Causantín III (Constantin MacAlpin) MacGregor MACGREGOR
883 - 940 (57 years)(Notes: You may have to scroll down or right to see chart.)
| Malcolm MACGREGOR OF LAG (8TH LORD MACGREGOR) | |
| B: | 1113 |
| D: | 1165 |
| Sir Eoin (John) Mór mac GREGOR II 962-1004 |
| Sir Eoin (John) Mór mac GREGOR II | |
| B: | 962 |
| Scotland | |
| D: | 1004 |
| Scotland | |
| Gregor na Bratach mac GREGOR 915-954 |
| Gregor na Bratach mac GREGOR | |
| B: | 915 |
| Scotland | |
| D: | 954 |
| Scotland | |
|
| Causantín III (Constantin MacAlpin) MacGregor MACGREGOR | |
| B: | 883 |
| Argyllshire, Scotland | |
| D: | 940 |
| Argyllshire, Scotland | |