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Tennis›Players›Guido Justo
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Active ATP

Guido Justo

Argentine tennis player (born 1997)

Tournament Run

Guido Justo’s road through US Open 2026.
QFUP NEXTG. JustoH. Gaston
SF––
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Live OddsOverviewMarket Profile

Live Odds

Current prediction-market probability, updated as prices change.

GJGuido Justo16%yes84%novs Hugo Gaston · US Open, Qualification ATP · match winner ›

Guido Justo is trading at 16% to beat Hugo Gaston at US Open, Qualification ATP on Polymarket.
GJGuido Justo16%Hugo GastonHugo Gaston84%

25%50%75%Aug 24Aug 24Aug 24Aug 2484%16%

source: Polymarket

Player Overview

Key facts and market numbers.
Tour
ATP
Born
17 December 1997 (age 28)
Playing this week
US Open, Qualification ATP
Singles ranking
No. 223
Career-high ranking
No. 223 (27 July 2026)
Guido Justo is a professional tennis player competing on the ATP circuit, born 17 December 1997.

Recent Results

No recent results on record for Guido Justo yet.

Market Profile

Where the market places this player right now – every slider is computed from live Polymarket data, nothing is editorial.
Underdog ↔ Favorite
Average price across 1 open market: 16%. Above 50% means the market expects wins.
UnderdogFavorite
Steady ↔ In Motion
Average 7-day price move: 0.0 points. Big moves mean traders are actively repricing this player.
SteadyIn motion
Lightly Traded ↔ Heavily Traded
$10.0K across their open markets puts them in the top 29% of the current tennis pool by volume.
Lightly tradedHeavily traded

US Open, Qualification ATP: match winner?

$10.0K SEP 1, 2026
GJGuido Justo15.5%
Hugo GastonHugo Gaston84.5%

Trade on Polymarket

Live prices from Polymarket

Open Markets

Guido Justo is in 1 open market.

vs Hugo GastonUS Open, Qualification ATP · match winner16%