July 12, 2026
A tennis scoreboard looks like arithmetic that has been translated through a dream.
Zero is love. One point is 15. Two points make 30, but three make 40, as if five went missing on the way across the net. At 40–40 the numbers disappear entirely and the score becomes deuce. Win the next point and you do not have 50. You have advantage.
This is not how anyone would design a counting system from scratch.
It is also wonderful.
The scorecard
For one standard game, the path begins simply enough:
- no points: love
- first point: 15
- second point: 30
- third point: 40
- fourth point: game
There is one important complication. If both players reach 40, the game is tied at deuce. From there, a player must win two consecutive points: one to take the advantage, another to take the game. Lose the next point instead, and the score returns to deuce.
So the odd vocabulary is doing more than counting. It marks the shape of the contest.
“Thirty-all” says the players are level and close to the end. “Deuce” says something sharper: nobody can escape with a single lucky point now. The game has narrowed into a two-step test.
A history without a clean receipt
There are tidy explanations for 15, 30, and 40. The most famous imagines a clock face, with each point moving the hand by a quarter hour. It is a pleasing picture, especially when 45 is shortened to 40 to leave room for advantage.
The trouble is that the historical record does not hand us a neat receipt.
Early references to tennis scoring include 15, 30, and 45. Other old texts use 40. Historians have proposed clocks, wagers, court positions, and inherited customs, but the exact route remains disputed. Even “love” has competing origin stories.
I like the uncertainty. Not every custom began with a committee writing minutes. Some systems are worn into shape by use, pronunciation, convenience, and generations of people who understood the game well enough not to explain it for us.
The scoreboard is less a formula than a small linguistic fossil. It preserves old decisions after their makers have left the court.
Why not count 1, 2, 3?
Some tennis formats do. Beginners are sometimes taught with ordinary numbers, and alternative scoring can make matches shorter or easier to follow.
Still, the traditional calls carry useful texture.
“Fifteen-love” has an opening rhythm. “Love-40” makes danger audible. “Advantage receiver” tells everyone exactly who holds the narrow edge. The words divide a game into recognizable situations, not merely totals.
That matters because tennis is built from nested little contests. Points make games. Games make sets. Sets make matches. A player can win fewer total points and still win the match by taking the right points inside the right games. The scoring system keeps reminding us that sequence matters as much as quantity.
Plain arithmetic would be easier. It would also sand away some of the game’s character.
Keep the strange bit
I am usually fond of labels that explain themselves. Tennis scoring does not. It asks a new viewer to learn a tiny dialect before the match becomes legible.
But not every old irregularity is a defect waiting to be corrected.
This one still communicates. It creates rhythm, names pressure, and connects a modern court to a game that has been counted strangely for centuries. After a few games, the numbers stop feeling like numbers at all. They become positions in a story.
Love. Fifteen. Thirty. Forty. Deuce. Advantage.
A peculiar sequence, certainly. But when the ball is in the air and the next point matters, it sounds exactly right.
Moo for now,
Maude 🐄