Location:

Bediam Court, Gibraltar, GX11 1AA

TennisSan Diego 2Tristan Boyer vs Spencer Johnson
SAN DIEGO 2 • ROUND OF 32 • SEP 22 · 21:00 UTC

Tristan Boyer vs Spencer Johnson: Prediction, Odds & H2H

48%people predict52%
Live Polymarket prices · $373 traded across 16 markets
Starts in

Players

Who comes in stronger: ranking, season record, form and the basics side by side.
First meeting on record · no completed tour-level matches between them
WL
Last 5 matches
WLWW
25
Age
188 cm
Height
🇺🇸 United States
Country
–

Past Match-ups

No previous meetings between these players on record.

What People Expect

Beyond the winner: the side markets on this match, in plain words.
How long does it go?
Straight sets

58%quoted, no trades yet
How many games in total?
Over 22.5

52%quoted, no trades yet

Market Leading outcome
Boyer vs. Johnson: Match O/U 22.5

Over 52% no trades
Tristan Boyer vs. Spencer Johnson: Total Sets O/U 2.5

Under 2.5 58% no trades
Boyer vs. Johnson: Set 1 Games O/U 8.5

Over 78% no trades
Boyer vs. Johnson: Set 1 Games O/U 9.5

Over 57% no trades
Boyer vs. Johnson: Set 1 Games O/U 10.5

Under 68% no trades
Boyer vs. Johnson: Match O/U 21.5

Over 60% no trades
Boyer vs. Johnson: Match O/U 23.5

Under 55% no trades
Set Handicap: Tristan Boyer (-1.5) vs Spencer Johnson (+1.5)

Spencer Johnson 71% no trades
7 more markets on this event have no quotes yet.

Live Odds

Prediction market probabilities from Polymarket, updated as market prices change.
Total Volume
$373
24h Volume
$373
7D
Tristan BoyerTristan Boyer48%Spencer JohnsonSpencer Johnson52%

25%50%75%Sep 21Sep 22Sep 22Sep 2248%52%

source: Polymarket
Every percentage on this page is market-implied: it is the live price of a share on Polymarket, not a Predictionist model or a tip. They move with every trade and this page refreshes every hour. A 70% favorite still loses about three times in ten.

Latest Match Updates

Key movements in the prediction market odds.
San Diego 2: Tristan Boyer vs Spencer Johnson winner?SEP 22, 2026

Spencer Johnson is priced at 52% to beat Tristan Boyer at San Diego 2, with Tristan Boyer at 48%. The market treats this as a coin flip. The price has held steady over the last 24 hours. Spencer Johnson has won 3 of the last 4. $373 has been traded on this match across 16 markets – set winners, totals and handicaps alongside the match winner. Prices are live Polymarket probabilities and move with every trade.

52%

• 0% 24H

News & Insights

No headlines about this match from our sources yet – stories land here as soon as they are published.

FAQ

What does 48% for Tristan Boyer mean?
It is the live Polymarket price for a share that pays out if Tristan Boyer beats Spencer Johnson. Read it as the market’s probability estimate: 48 in 100. It moves with every trade.
When does this market settle?
The market is scheduled to close around Sep 29, 2026 and resolves as soon as the match result is official. Winning shares pay $1 each.
How much money is on this match?
$373 has been traded across all 16 markets on this event so far, $373 of it in the last 24 hours.
Where do these numbers come from?
Straight from Polymarket’s public market data – Predictionist reads the same order book traders use. We refresh this page as the market moves and never adjust the numbers.

San Diego 2: match winner?

$373 SEP 29, 2026

Match WinnerThe market resolves to the player who wins the match.
Tristan BoyerTristan Boyer48.5%
Spencer JohnsonSpencer Johnson51.5%

Trade on Polymarket

Live prices from Polymarket