| Date | Short Summary | Role | Source |
|---|---|---|---|
| circa 1207 | Son of Reginald/Ragnvald, lord of Argyll (Familial relationship) | subject (relationship) | 3/32/2 (RMS, ii, no. 3170 (3)) |
| circa 1235 | Son of Reginald/Ragnvald, lord of Argyll (Familial relationship) | subject (relationship) | 3/32/1 (Duncan & Brown, PSAS 90, App. III) |