Men's doubles
1931 U.S. National Championships
Final
Champion	Wilmer Allison John Van Ryn[1]
Runner-up	Gregory Mangin Berkeley Bell[1]
Score	6–4, 8–6, 6–3
Events
Singles men women Doubles men women
← 1930 · U.S. National Championships · 1932 →

Themen's doubles tennis competition, part of the1931 U.S. National Championships, was held from August 25 to September 2, 1931 on the outdoorgrass courts at theLongwood Cricket Club inChestnut Hill, MA,United States. Third-seededWilmer Allison andJohn Van Ryn defeated fourth-seededGregory Mangin andBerkeley Bell 6–4, 8–6, 6–3 in the final to win the title.

Nine teams of players were seeded for the men's doubles event; eight U.S. teams and one foreign team.Wilmer Allison andJohn Van Ryn were the champion; others show the round in which they were eliminated.

The eight seeded U.S. teams were:

The foreign seeded team was:

1. Fred Perry /George P. Hughes(quarterfinals)

	Quarterfinals									Semifinals									Final
	1	George Lott John Doeg	16	2	4	5
	5	Frank Shields Sidney Wood	14	6	6	7
										5	Frank Shields Sidney Wood	3	6	4	6	8
										4	Gregory Mangin Berkeley Bell	6	4	6	3	10
	7	Eddie Jacobs Wilbur Coen	4	2	4
	4	Gregory Mangin Berkeley Bell	6	6	6
																			4	Gregory Mangin Berkeley Bell	4	6	3
																			3	Wilmer Allison John Van Ryn	6	8	6
	3	Wilmer Allison John Van Ryn
	(1)	Fred Perry George P. Hughes
										3	Wilmer Allison John Van Ryn	6	6	6
										8	Clifford Sutter Bruce Barnes	4	0	3
	8	Clifford Sutter Bruce Barnes	4	10	10	8	6
	2	Ellsworth Vines Keith Gledhill	6	8	12	6	3

• 1931 U.S. National Championships (tennis)
• U.S. National Championships (tennis) by year – Men's doubles
• 1931 in men's tennis

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