Sir Lachlan Maclean, 12th Baronet
|28th Clan Chief|
8th Lord Maclean
|Preceded by||Sir Charles Hector Fitzroy Maclean, 11th Bt, father|
Lachlan Hector Charles Maclean
25 August 1942
Mary Helen Gordon (m. 1966–2007)
Rosemary Matheson (m. 2010)
|Children||5 (4 living)|
|Residence||Arngask House, Glenfarg, Perthshire|
Lachlan Hector Charles Maclean was born on 25 August 1942, eldest son to Charles Lord Maclean and (Joan) Elizabeth Mann. He was educated at Eton. On 2 November 1966, he married Mary Helen Gordon (31 October 1943 - 30 December 2007), and the couple had several children. On the death of his father in 1990, he succeeded him as a Baronet of Nova Scotia and the Chief of the Name and Arms of Maclean. On 8 September 2010 he married Rosemary Matheson.
- Adjutant, Royal Company of Archers.
- Commissioned Deputy Lieutenant of Argyll and Bute (1993).
- Commander of the Royal Victorian Order (1999).
- Emma Mary Maclean (b. 1967)
- Sara Elizabeth Elen Maclean (1969-1971)
- Malcolm Lachlan Charles Maclean, Younger of Duart and Morven (b. 1972)
- Alexandra Caroline Maclean (b. 1975)
- Andrew William Maclean (b. 1979)
|Sir Lachlan Hector Charles Maclean, 12th Bt||Father:
Charles Hector Fitzroy Maclean, Baron Maclean
Hector Fitzroy Maclean
Sir Fitzroy Maclean, 10th Baronet
Winifred Joan Wilding
John Hodgkiss Wilding
(Joan) Elizabeth Mann 
Francis Thomas Mann 
- Dewar, Peter Beauclerk (2001). Burke's landed gentry of Great Britain: together with members of the titled and non-titled contemporary establishment (19, illustrated ed.). Burke's Peerage & Gentry. pp. 931–932. ISBN 978-0-9711966-0-5.
- "Sir Lachlan Hector Charles Maclean, Bt, CVO, DL". www.macleanhistory.org.
- Burke's Peerage
- McAndrew, Bruce A. (2006). Scotland's Historic Heraldry (Illustrated ed.). Boydell Press. p. 477. ISBN 978-1-84383-261-4.
- Campbell of Airds, Alastair. "A Closer Look at West Highland Heraldry: Page 3 The MacLeans". www.heraldry-scotland.co.uk. Retrieved 21 November 2009.
|Baronetage of Nova Scotia|
Sir Charles Hector Fitzroy Maclean, 11th Bt
(of Duart and Morvern)
1990 – present
Malcolm Lachlan Charles Maclean