| Date | Short Summary | Role | Source |
|---|---|---|---|
| 22 May 1240 | Son of Duncan of Argyll (Familial relationship) | subject (relationship) | 3/33/1 (Duncan & Brown, PSAS 90, App. IV) |
| 12 Mar. 1251 X circa 1265 | Son of Duncan of Argyll (Familial relationship) | subject (relationship) | 4/38/3 (CDS, iv, App. I, no. 2) |
| Date | Short Summary | Source |
|---|---|---|
| 22 May 1240 | knight | 3/33/1 (Duncan & Brown, PSAS 90, App. IV) |
| 4 Apr. 1268 | Dominus (Lord/Sir) | 3/21/49 (Neville, Strathearn, no. 53) |