---
title: "Guillaume Dalmasso vs Aidan Mayo"
canonical_url: https://betcrypto.now/events/guillaume-dalmasso-vs-aidan-mayo
status: settled
kickoff_at: 2026-07-14T15:30:07+00:00
trading_closes_at: 2026-07-21T15:30:07+00:00
settled_at: 2026-07-14T22:00:21+00:00
total_volume_usd: 25544.3
venues: ["Azuro", "Polymarket"]
categories: ["Sports", "Tennis"]
prices_as_of: 2026-10-09T13:54:30+00:00
publisher: BetCrypto
data_api: https://betcrypto.now/api/v1/events/guillaume-dalmasso-vs-aidan-mayo
---

# Guillaume Dalmasso vs Aidan Mayo

Settled · kickoff 2026-07-14 15:30 UTC · $25,544 traded · listed on Azuro, Polymarket

## Result

**Aidan Mayo** won. Settled 2026-07-14.

## About

This market refers to the tennis match between Guillaume Dalmasso and Aidan Mayo in the Granby, originally scheduled for July 14, 2026 at 11:30AM ET.

This market will resolve to 'Guillaume Dalmasso' if Guillaume Dalmasso advances against Aidan Mayo.

This market will resolve to 'Aidan Mayo' if Aidan Mayo advances against Guillaume Dalmasso.

If the match is canceled (not played at all), ends in a tie, or is delayed beyond 7 days from the scheduled date without a winner determined, this market will resolve to 50-50.

If the match begins but is not completed, and one player advances due to the opponent's retirement, default, or disqualification, this market will resolve to the player who advances.

If the match ends in a walkover (player withdraws before the start and the other advances automatically), this market will resolve to 50-50.

The primary resolution source will be official information from the ATP Tour. A consensus of credible reporting may also be used.

_From Polymarket's listing._

## Other markets

- 1st Set: Handicap Games — 2 outcomes
- Total O/U 19.5 — 2 outcomes
- Total O/U 8 — 2 outcomes
- Handicap -5 — 2 outcomes
- Completed Match — 2 outcomes
- 1st Set: Handicap Games — 4 outcomes
- Total O/U 8.5 — 2 outcomes
- Total O/U 20 — 2 outcomes
- Granby: Guillaume Dalmasso vs Aidan Mayo Set 1 Winner — 2 outcomes
- Total O/U 21 — 2 outcomes
- Total O/U 2.5 — 2 outcomes
- Handicap 4.5 — 2 outcomes
- Granby: Guillaume Dalmasso vs Aidan Mayo Set 2 Winner — 2 outcomes
- Total O/U 22 — 2 outcomes
- Total O/U 21.5 — 2 outcomes
- Spread -1.5 — 4 outcomes
- Total O/U 9.5 — 2 outcomes
- Total O/U 22.5 — 2 outcomes
- Total O/U 10.5 — 2 outcomes
- Total O/U 20.5 — 2 outcomes
- Total O/U 23.5 — 2 outcomes
- Handicap 4 — 2 outcomes
- Total O/U 9 — 2 outcomes
- Total O/U 10 — 2 outcomes
- Total O/U 13 — 2 outcomes
- Total O/U 12.5 — 2 outcomes
- Handicap 1.5 — 2 outcomes
- 1st Set: Winner — 2 outcomes
- 1st Set: Total Games — 2 outcomes
- 1st Set: Total Games — 2 outcomes
- Total Games Odd/Even — 2 outcomes
- 1st Set: Total Games — 2 outcomes
- 1st Set: Handicap Games — 2 outcomes

_Every market's prices are on the event page._

## Open on a venue

- [Azuro](https://betcrypto.now/go/e/31642?via=md)
- [Polymarket](https://betcrypto.now/go/e/31582?via=md)

---

Probability is the cross-venue consensus (book midpoints, 0–100%). Venue columns are what buying costs there (the ask). Prices move constantly; re-check at the canonical URL or https://betcrypto.now/api/v1/events/guillaume-dalmasso-vs-aidan-mayo.

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