---
title: "Madison Sieg vs Ariana Arseneault"
canonical_url: https://betcrypto.now/events/madison-sieg-vs-ariana-arseneault-polymarket-94a5557e
status: live
kickoff_at: 2026-10-15T15:00:00+00:00
trading_closes_at: 2026-10-22T15:00:00+00:00
total_volume_usd: 191.79
venues: ["Azuro", "Kalshi", "Polymarket", "Polymarket US"]
categories: ["Sports", "Tennis"]
prices_as_of: 2026-10-15T13:24:43+00:00
publisher: BetCrypto
data_api: https://betcrypto.now/api/v1/events/madison-sieg-vs-ariana-arseneault-polymarket-94a5557e
---

# Madison Sieg vs Ariana Arseneault

Live · kickoff 2026-10-15 15:00 UTC · $192 traded · listed on Azuro, Kalshi, Polymarket, Polymarket US

## About

This market refers to the tennis match between Madison Sieg and Ariana Arseneault in the W50 Quebec City, Main Draw, originally scheduled for October 15, 2026 at 11:00AM ET.

This market will resolve to 'Madison Sieg' if Madison Sieg advances against Ariana Arseneault.

This market will resolve to 'Ariana Arseneault' if Ariana Arseneault advances against Madison Sieg.

If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by October 29, 2026, 11:59 PM ET (14 days after the scheduled start), 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 International Tennis Federation (ITF). A consensus of credible reporting may also be used.

_From Polymarket's listing._

## Moneyline

| Outcome | Probability | Cheapest | Azuro | Kalshi | Polymarket | Polymarket US |
|---|---|---|---|---|---|---|
| Ariana Arseneault | 58% | 58¢ on Polymarket | — | — | 58¢ | 59¢ |
| Madison Sieg | 42% | 42¢ on Polymarket US | — | — | 43¢ | 42¢ |

## Other markets

- Spread: Ariana Arseneault −3.5 — 2 outcomes
- Spread: Madison Sieg −0.5 — 2 outcomes
- Total O/U 20 — 2 outcomes
- Total O/U 10 — 2 outcomes
- W50 Quebec City: Madison Sieg vs Ariana Arseneault Set Handicap +/-1.5 — 2 outcomes
- Handicap -2 — 2 outcomes
- W50 Quebec City: Madison Sieg vs Ariana Arseneault Set Handicap +/-1.5 — 2 outcomes
- Total Games Odd/Even — 2 outcomes
- Total O/U 2.5 — 2 outcomes
- Total O/U 21 — 2 outcomes
- Total O/U 11 — 2 outcomes
- Total O/U 11.5 — 2 outcomes
- Total O/U 21.5 — 2 outcomes
- Spread: Ariana Arseneault −2.5 — 2 outcomes
- Handicap 3 — 2 outcomes
- Spread: Madison Sieg −1.5 — 2 outcomes
- Total O/U 12 — 2 outcomes
- Spread: Ariana Arseneault −1.5 — 2 outcomes
- Set 1 - Total Games Over/Under — 2 outcomes
- Spread: Ariana Arseneault −0.5 — 2 outcomes
- Total O/U 22 — 2 outcomes
- Total O/U 12.5 — 2 outcomes
- Handicap -1 — 2 outcomes
- Set 1 - Winner — 2 outcomes
- Total O/U 13 — 2 outcomes
- Total O/U 22.5 — 2 outcomes
- Total O/U 10.5 — 2 outcomes
- Total O/U 20.5 — 2 outcomes
- Set 1 - Total Games Over/Under — 2 outcomes

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

## Open on a venue

- [Azuro](https://betcrypto.now/go/e/848941?via=md)
- [Kalshi](https://betcrypto.now/go/e/851060?via=md)
- [Polymarket](https://betcrypto.now/go/e/848367?via=md)
- [Polymarket US](https://betcrypto.now/go/e/846337?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/madison-sieg-vs-ariana-arseneault-polymarket-94a5557e.

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