The 1927–28 Scottish Cup was the 50th staging of Scotland's most prestigious football knockout competition. The Cup was won by Rangers who defeated Celtic 4–0 in an Old Firm final;^[1] it was their first victory in the competition for 25 years – the last had been in 1903, with four defeats in finals since then.^[2]

All matches were played on 21 January 1928 with the exception of the Dumbarton/Hamilton Academical match which was postponed due to a waterlogged pitch and played four days later.

Replays

The replays were played on 25 January 1928.

The matches were played on 4 February 1928. All remaining non-league teams were knocked out.^[3]

Airdrieonians v Hamilton Academical

4 February 1928	Airdrieonians	2–1	Hamilton Academical	Airdrie
	Muir 34' Murdoch 59'	Report	Moffat 18'	Stadium: Broomfield Park Attendance: 6,000 Referee: C. Bilney

Armadale v King's Park

4 February 1928	Armadale	2–4	King's Park	Armadale
	Duff Grove	Report	Ferguson Rae pen' Baird Toner	Attendance: 2,500 (estimated) Referee: A.B. Williamson

Ayr United v Falkirk

4 February 1928	Ayr United	2–4	Falkirk	Ayr
	Paterson 8' McColgan	Report	Nisbet 12' Morrison Hutchison 53'	Stadium: Somerset Park Attendance: 16,000 (estimated) Referee: J.P. Rowe

Brechin City v Albion Rovers

4 February 1928	Brechin City	1–4	Albion Rovers	Brechin
	Ramsay	Report	Brunt Rae Marshall	Stadium: Glebe Park Attendance: 1,300 (estimated) Referee: C. Ritchie

Dundee United v Dundee

4 February 1928	Dundee United	3–3	Dundee	Dundee
	Jacky Kay Hutchison	Report	Lawley Whitlow	Stadium: Tannadice Park Attendance: 20,360 (estimated) Referee: W Bell

Dunfermline Athletic v Leith Amateurs

4 February 1928	Dunfermline Athletic	3–1	Leith Amateurs	Dunfermline
	Williamson T.W. Dickson J Dickson	Report	Crighton	Stadium: East End Park Attendance: 1,300 (estimated) Referee: W.G. Holburn

Forfar Athletic v Kilmarnock

4 February 1928	Forfar Athletic	1–2	Kilmarnock	Forfar
	Webb 5'	Report	Murphy Cunningham 47'	Attendance: 3,000 (estimated) Referee: A Allan

Hearts v Forres Mechanics

4 February 1928	Hearts	7–0	Forres Mechanics	Edinburgh
	Devlin Miller McMillan Rogers	Report		Stadium: Tynecastle Attendance: 17,000 (estimated) Referee: C.S McDonald

Keith v Celtic

4 February 1928	Keith	1–6	Celtic	Keith
	Duncan	Report	McGrory McInally	Stadium: Kynoch Park Attendance: 5,800 (estimated) Referee: J.M. Russell

Motherwell v Raith Rovers

4 February 1928	Motherwell	2–2	Raith Rovers	Motherwell
	Stevenson Cameron 42'	Report	Johnman (o.g.) 58' Ritchie 78'	Stadium: Fir Park Attendance: 5,000 (estimated) Referee: T Small

Partick Thistle v Nithsdale Wanderers

4 February 1928	Partick Thistle	4–0	Nithsdale Wanderers	Glasgow
	Ness McDougall	Report		Stadium: Firhill Attendance: 5,000 (estimated) Referee: A Scott

Queen's Park v Greenock Morton

4 February 1928	Queen's Park	4–1	Greenock Morton	Glasgow
	McLelland McAlpine	Report	Osborne	Stadium: Hampden Attendance: 9,?00 (estimated) Referee: J Archer

Rangers v Cowdenbeath

4 February 1928	Rangers	4–2	Cowdenbeath	Glasgow
	McPhail Fleming	Report	Rankin Lindsay	Stadium: Ibrox Referee: T Dougray

Stenhousemuir v Alloa

4 February 1928	Stenhousemuir	1–2	Alloa	Stenhousemuir
	Reid 75'	Report	O'Shea Wilson	Stadium: Ochilview Attendance: 2,500 (estimated) Referee: R Innes

St. Mirren v Vale of Atholl

4 February 1928	St. Mirren	5–1	Vale of Atholl	Paisley
	Wills (o.g.) McCrae Rankin	Report	Kirk	Stadium: St Mirren Park Attendance: 3,000 (estimated) Referee: R Morrison

Third Lanark v Hibernian

4 February 1928	Third Lanark	0–2	Hibernian	Glasgow
	Ritchie Dunn 80'	Report		Stadium: Cathkin Park Attendance: 7,000 (estimated) Referee: A Leishman

Replays

The matches were played on 8 February 1928.

Raith Rovers v Motherwell

8 February 1928	Raith Rovers	1–2	Motherwell	Kirkcaldy
	Allison 55'	Report	Cameron Keenan	Stadium: Stark's Park Attendance: 8,000 (estimated) Referee: T Small

Dundee v Dundee United

8 February 1928	Dundee	1–0	Dundee United	Dundee
	O'Hare 14'	Report		Stadium: Dens Park Attendance: 13,000 (estimated) Referee: W Bell

The ties were drawn on 8 February 1928^[4] and played on 18 February 1928.

St. Mirren v Partick Thistle

18 February 1928	St. Mirren	0–5	Partick Thistle	Paisley
		Report	Gibson 16' McDougall 18'	Stadium: St Mirren Park Attendance: 26,100 Referee: A.H. Leishman

Albion Rovers v Airdrieonians

18 February 1928	Albion Rovers	3–1	Airdrieonians	Coatbridge
	Marshall Brant Creighton	Report	Somerville 36'	Stadium: Cliftonhill Attendance: 13,000 (estimated) Referee: D Calder

Celtic v Alloa

18 February 1928	Celtic	2–0	Alloa	Glasgow
	Connolly 10' McGrory 35'	Report		Stadium: Celtic Park Attendance: 7,000 Referee: A Scott

Dundee v Dunfermline Athletic

18 February 1928	Dundee	1–2	Dunfermline Athletic	Dundee
	Whitlow	Report	Young Wilson	Stadium: Dens Park Attendance: 11,000 Referee: R Innes

Rangers v King's Park

18 February 1928	Rangers	3–1	King's Park	Glasgow
	Morton Cunningham	Report	Lennon	Stadium: Ibrox Attendance: 20,000 Referee: T Small

Kilmarnock v Queen's Park

18 February 1928	Kilmarnock	4–4	Queen's Park	Kilmarnock
	Cunningham 5 pen' Smith 75' Morton	Report	Chalmers 8' McAlpine McLelland Nicholson	Stadium: Rugby Park Attendance: 21,000 (estimated) Referee: P Craigmyle

Hearts v Motherwell

18 February 1928	Hearts	1–2	Motherwell	Edinburgh
	Murray	Report	Stevenson	Stadium: Tynecastle Attendance: 42,000 Referee: C Bilney

Replays

The matches were played on 22 February 1928.^[5]

Queen's Park v Kilmarnock

22 February 1928	Queen's Park	1–0	Kilmarnock	Glasgow
	McLelland 85'	Report		Stadium: Hampden Attendance: 36,000 Referee: P Craigmyle

Falkirk v Hibernian

22 February 1928	Falkirk	0–1 (a.e.t)	Hibernian	Falkirk
		Report	McColl	Stadium: Brockville Attendance: 15,000 (estimated) Referee: T Dougray

• 1927–28 in Scottish football