### Clue: An ancient European, I live right next door to Scotsman (7)
### Answer: IBERIAN 
 ### Explanation: Definition: An ancient European
 I + BE(exist,live) + R(abbrev. for right) **plus**(next door to) IAN(crosswordland's archetypical Scotsman).
Answer: One of one of the ancient peoples that inhabited the Iberian peninsula.