---
title: "Spencer Johnson vs Stian Klaassen"
canonical_url: https://betcrypto.now/events/spencer-johnson-vs-stian-klaassen
status: settled
kickoff_at: 2026-07-11T17:00:00+00:00
trading_closes_at: 2026-07-18T17:00:00+00:00
settled_at: 2026-07-11T23:05:26+00:00
total_volume_usd: 719.01
venues: ["Azuro", "Polymarket"]
categories: ["Sports", "Tennis"]
prices_as_of: 2026-10-09T09:53:31+00:00
publisher: BetCrypto
data_api: https://betcrypto.now/api/v1/events/spencer-johnson-vs-stian-klaassen
---

# Spencer Johnson vs Stian Klaassen

Settled · kickoff 2026-07-11 17:00 UTC · $719 traded · listed on Azuro, Polymarket

## Result

**Spencer Johnson** won. Settled 2026-07-11.

## About

This market covers the ITF Men Rancho Santa Fe first-round tennis match between Spencer Johnson and Stian Klaassen, originally scheduled for July 11, 2026. The head-to-head resolves to whichever player advances, per official ITF information; walkovers and unresolved delays beyond seven days settle 50-50, while in-match retirements or defaults pay out to the advancing player.

Spencer Johnson is the clear favourite on Polymarket, priced at 99.5% to advance, with Klaassen at just 0.5%. That is about as lopsided as a tennis head-to-head gets on a prediction market, implying the market treats Johnson as an all-but-certain winner. Total traded volume is modest at roughly $425, so the pricing reflects a thin book rather than heavy conviction from many participants.

The notable cross-platform gap sits with Azuro, which prices Spencer Johnson at 78.1% and Klaassen at 29.3% in its main match line — materially tighter than Polymarket's near-certainty. Azuro also lists a wide range of handicap and totals markets that Polymarket does not carry in resolved form. Overall, both venues agree Johnson is favoured, but Polymarket prices him as a near-lock while Azuro leaves considerably more room for an upset.

_AI-written summary written 2026-07-11; its figures date from then — the table below is live._

## Other markets

- Handicap 4 — 2 outcomes
- Completed Match — 2 outcomes
- Total O/U 20 — 2 outcomes
- ITF Rancho Santa Fe: Spencer Johnson vs Stian Klaassen Set 1 Winner — 2 outcomes
- ITF Rancho Santa Fe: Spencer Johnson vs Stian Klaassen Set 2 Winner — 2 outcomes
- Handicap -3.5 — 2 outcomes
- Total O/U 8.5 — 2 outcomes
- Total O/U 22 — 2 outcomes
- Total O/U 2.5 — 2 outcomes
- Spread -1.5 — 4 outcomes
- Total O/U 21.5 — 2 outcomes
- Total O/U 10 — 2 outcomes
- Total O/U 9.5 — 2 outcomes
- Total O/U 22.5 — 2 outcomes
- 1st Set: Total Games — 2 outcomes
- Total O/U 10.5 — 2 outcomes
- Total O/U 23.5 — 2 outcomes
- Total Games Odd/Even — 2 outcomes
- 1st Set: Total Games — 2 outcomes
- Total O/U 13 — 2 outcomes
- Total O/U 11 — 2 outcomes
- Total O/U 12.5 — 2 outcomes
- 1st Set: Winner — 2 outcomes
- 1st Set: Total Games — 2 outcomes
- Total O/U 9 — 2 outcomes
- Handicap 1.5 — 2 outcomes
- Handicap 4.5 — 2 outcomes
- Total O/U 21 — 2 outcomes
- Total O/U 20.5 — 2 outcomes

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

## Open on a venue

- [Azuro](https://betcrypto.now/go/e/22184?via=md)
- [Polymarket](https://betcrypto.now/go/e/23083?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/spencer-johnson-vs-stian-klaassen.

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