Definition
Scotch Peers were the hereditary peers of the Kingdom of Scotland — that is, those holding Scottish peerages created before the Acts of Union of 1707, which merged Scotland and England into Great Britain. Because the unified Parliament of Great Britain could not accommodate all Scottish peers directly, the Acts of Union established a representative system: sixteen Scotch Peers were elected from among the whole body of Scottish peers to sit in the House of Lords, representing the peerage of Scotland for the duration of a single parliament. Upon dissolution of that parliament, a new election was held.
The sixteen elected representatives did not exhaust Scottish noble titles — the remaining Scottish peers who were not elected held peerages but were excluded from sitting and voting in the Lords solely by virtue of their Scottish titles. They were, however, eligible to stand for election to the House of Commons, a privilege denied to English peers during the same period.
This arrangement persisted until the Peerage Act 1963, which admitted all Scottish peers to the House of Lords on the same footing as their English counterparts, rendering the electoral mechanism obsolete.
Common Confusion
Scotch Peers are sometimes loosely equated with Irish Peers, but the two systems operated differently. Irish Peers, following the Act of Union with Ireland in 1800, elected twenty-eight representative peers for life, not for a single parliament. Scottish peers also should not be confused with peers holding both a Scottish peerage and a peerage of Great Britain or the United Kingdom — such individuals sat in the Lords by virtue of their British or UK title, not their Scottish one, and were not counted among those requiring election.
Why It Matters in Research
This term appears in legal sources almost exclusively in its historical posture. Researchers encountering "Scotch Peers" in treatises, constitutional commentaries, or parliamentary law references from the eighteenth through mid-twentieth centuries should understand they are reading about a system with a fixed lifespan (1707–1963). The term will not appear in modern statutory or case law in operative form.
The key research trap is treating the sixteen elected Scotch Peers as the totality of Scottish peers — they were the representatives, not the whole. Primary sources discussing the rights and disabilities of unelected Scottish peers (including their eligibility to vote in parliamentary elections and stand for the Commons) are a separate and sometimes confused thread in constitutional writing.
Researchers working in British constitutional history, parliamentary law, or the history of the aristocracy should note that the electoral mechanism for Scotch Peers was governed by the Treaty and Acts of Union 1707, not by the ordinary law of peerage. Sources that treat Scottish peerage as simply analogous to English peerage will miss this structural distinction entirely.
Bouvier's cross-reference to "PEERS" is the correct navigational move — the broader entry on Peers supplies the constitutional and definitional context that the Scotch Peers entry assumes rather than explains.
Historical Dictionary Support
All three source dictionaries — Black's (both editions) and Bouvier's — are in complete agreement on the substance: sixteen elected representatives, selected by the whole body of Scottish peers, for one parliament only. This is a narrow technical description, and none of the three sources expands on the historical background, the Acts of Union, or the eventual abolition of the system. Bouvier's is the only one to direct the reader elsewhere, with its "See PEERS" cross-reference.
What the historical dictionaries uniformly omit is any discussion of the disabilities attaching to non-elected Scottish peers (no right to sit in the Lords on account of their Scottish title alone), the distinction from Irish representative peers, or the mechanism's eventual abolition. Researchers should treat these entries as accurate but skeletal — they confirm the electoral structure but provide no guidance on scope, limitation, or historical trajectory.
Black's second edition adds the notation "a" after the entry, which appears to be an editorial artifact and carries no substantive meaning.
Jurisdictional Note
This is a matter of British constitutional and parliamentary law, not a concept applied across common law jurisdictions. It has no operative equivalent in American, Canadian, Australian, or other common law systems, though comparative constitutional scholars may reference it when discussing the structure of aristocratic representation in bicameral legislatures.