The baby name Alastair is a boy’s name and it is of Gaelic origin. The name Alastair means Defender Of The People and it is pronounced “AL is ter”.
The popularity of this name changes every year depending on how many parents decide to name their kids Alastair, but in the year 2020 the number of parents that decided to name their babies Alastair in the world put it at a rank of 138.
| Baby Name | Alastair |
| Origin of Name | Gaelic |
| Name Gender | Boy |
| Name Pronunciation | AL is ter |
| Name Meaning | Defender Of The People |
| Popularity Rank | 138 |