The 1919 International Lawn Tennis Challenge was the 14th edition of what is now known as the Davis Cup. Following four years of non-competition due to World War I, the competition resumed with four teams challenging Australasia for the cup. Australasia defeated Great Britain to retain the title. The final was played at the Double Bay Grounds in Sydney, Australia on 16–21 January 1920.^[1][2]

	Semifinals 11–28 July					Final 25–27 August
	Brussels, Belgium
	Belgium		0
						Deauville, France (clay)
	France		3
						France		2
	Eastbourne, England (grass)
						Great Britain		3
	Great Britain		4
	South Africa		1

Belgium vs. France

Belgium 0	Brussels, Belgium[3] 11–13 July 1919		France 3
1 2 3 4 5 1 Paul de Borman Max Decugis 2 6 3 6 4 6       2 Albert Lammens William Laurentz 7 5 3 6 4 6 2 6     3 Paul de Borman / Albert Lammens Max Decugis / William Laurentz 3 6 5 7 2 6       4 Paul de Borman William Laurentz           not played 5 Albert Lammens Max Decugis           not played

Great Britain vs. South Africa

Great Britain 4	Devonshire Park Lawn Tennis Club, Eastbourne, England[4] 25–28 July 1919 Grass		South Africa 1
1 2 3 4 5 1 Algernon Kingscote George Dodd 6 3 6 3 6 2       2 Theodore Mavrogordato Louis Raymond 1 6 7 5 2 6 8 6 6 1   3 Algernon Kingscote / Herbert Roper Barrett Harold Aitken / George Dodd 7 5 9 7 6 4       4 Algernon Kingscote Louis Raymond 1 6 6 0 6 4 6 1     5 Theodore Mavrogordato George Dodd 7 9 5 7 6 3 6 4 5 7

France vs. Great Britain

France 2	Sporting Club, Deauville, France[5] 25–27 August 1919 Clay		Great Britain 3
1 2 3 4 5 1 André Gobert Percival Davson 7 5 6 4 4 6 6 4     2 William Laurentz Algernon Kingscote 6 4 3 6 2 6 6 4 4 6   3 André Gobert / William Laurentz Herbert Roper Barrett / Noel Turnbull 6 0 6 1 12 10       4 André Gobert Algernon Kingscote 4 6 4 6 5 7       5 William Laurentz Percival Davson 4 6 6 1 12 10 4 6 0 6

Australasia vs. Great Britain

Australasia 4	Double Bay Grounds, Sydney, Australia[6] 16–21 January 1920 Grass		Great Britain 1
1 2 3 4 5 1 James Anderson Algernon Kingscote 5 7 2 6 4 6       2 Gerald Patterson Arthur Lowe 6 4 6 3 2 6 6 3     3 Norman Brookes / Gerald Patterson Alfred Beamish / Algernon Kingscote 6 0 6 0 6 2       4 Gerald Patterson Algernon Kingscote 6 4 6 4 8 6       5 James Anderson Arthur Lowe 6 4 5 7 6 3 4 6 12 10

• Davis Cup official website