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Organizer guide · 7 min read

Pickleball Round Robin for Odd Numbers

Seven people show up for two courts. Nine for two. Thirteen for three. Here is how to keep it fair when the group doesn’t split into fours — and exactly when everyone is level on games.

By Useful Things Club · Updated October 10, 2026

Rotate the sit-outs

Doubles needs 4 players per court. With an odd group, 1 or 3 players are always left over, so somebody sits every round. That is fine — players use the break to keep score or refill water — as long as the sit-outs are fair. The rule players actually care about:

Nobody sits out twice before everyone has sat out once.

Writing that out by hand is where paper schedules go wrong. The generator picks the players with the fewest sit-outs each round, then the ones who sat longest ago, and builds partners around them so partners still don’t repeat.

When everyone is level: 5 to 31 players

With an odd group, the number of games per player only evens out at certain rounds — we call them even stops. Between even stops, some players are one game ahead. The table shows the first even stop for every odd group on as many courts as it can fill.

First even stop for odd numbers of players
PlayersCourtsSit out each roundLevel everyGames eachTime (rally to 11)
5 players 11 5 rounds4 1h 10m
7 players 13 7 rounds4 1h 38m
9 players 21 9 rounds8 2h 06m
11 players 23 11 rounds8 2h 34m
13 players 31 13 rounds12 3h 02m
15 players 33 5 rounds4 1h 10m
17 players 41 17 rounds16 3h 58m
19 players 43 19 rounds16 4h 26m
21 players 51 21 rounds20 4h 54m
23 players 53 23 rounds20 5h 22m
25 players 61 25 rounds24 5h 50m
27 players 63 9 rounds8 2h 06m
29 players 71 29 rounds28 6h 46m
31 players 73 31 rounds28 7h 14m

Here is the catch: with an odd group, the first even stop is usually after as many rounds as there are players. That is fine for 5, 7 or 9 players. But for 11, 13, 17, 19, 21, 23, 25, 29 and 31 players, it takes longer than a typical 2½-hour session (bold above). The only odd groups that level out sooner share a factor with the number of players on court: 15 players on 3 courts (every 5 rounds) and 27 players on 6 courts (every 9 rounds).

For those groups, stop when time runs out — games per player will differ by at most one — and rank by win percentage instead of total wins. The generator’s live standings do this automatically; our tiebreakers guide explains why.

The perfect case: 5 players

Five players on one court is the neatest round robin in pickleball. In 5 rounds, every player partners every other player exactly once, plays 4 games and sits out exactly once. Print it, or tap through to the 5-player sheet.

5 players, 1 court — round by round
RoundCourt 1Sit out
1 3 & 5 vs 4 & 1 2
2 4 & 3 vs 2 & 5 1
3 1 & 3 vs 4 & 2 5
4 2 & 3 vs 1 & 5 4
5EVEN STOP 2 & 1 vs 5 & 4 3

Other ways to handle extras

A 2-vs-1 game on a spare court

When the group is 3 more than a multiple of 4 — 7, 11, 15, 19 — the three leftovers can play a 2-vs-1 game, often called Canadian doubles or cutthroat. Nobody sits, but you need one more court. House rules vary, so agree beforehand how much court the solo player defends; many groups let the pair hit only into half the court. Count those games separately from the doubles standings — they are not the same contest.

Don’t give up a court to “fix” the numbers

It is tempting to drop a court so the group divides evenly, but it costs a lot of playing time. 9 players on 2 courts each play 8 of every 9 rounds; on 1 court they would play only 4. Fill every court you can and let the sit-out rotation handle the rest.

Late arrival or early leaver

Groups turn odd mid-session all the time. In the generator, add or remove the player and only the remaining rounds rebuild. Rounds already played stay exactly as they were, scores included.

Odd numbers in other formats

  • Singles: one player gets a bye each round. A full round robin takes as many rounds as there are players, and each player sits exactly once.
  • Fixed partners: one person has no partner. Make them a floating sub, or switch to rotating partners.
  • Mixed doubles: extras in the larger group (say, 5 women and 4 men) sit out in rotation within their group.
  • King of the Court: waiting players join the bottom court and the losers there sit out the next round.

Common questions

How do you run a round robin with an odd number of players?

Rotate the sit-outs: each round, the players who have sat out least sit next, so nobody sits twice before everyone has sat once. The generator does this automatically for any group size.

How many rounds for 9 players on 2 courts?

One player sits each round, so everyone has played the same number of games after 9 rounds (8 games each). That takes about 2h 06m with rally scoring to 11.

What is the best format for 5 players?

Rotating partners on one court. In 5 rounds every player partners every other player exactly once, plays 4 games and sits out once.

Can 7 players all play at the same time?

Only with a 2-vs-1 game on a second court (often called Canadian doubles or cutthroat). Otherwise 4 play and 3 sit, and everyone is level after 7 rounds.

What about fixed partners with an odd number?

One player is left without a partner. Either they act as a sub who steps in whenever someone needs a break, or switch to rotating partners for the session.

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