Onside.
Niels Martens
Netherlands·GK·#25

Niels Martens

FS
Fortuna Sittard · Eredivisie
Onside Valuation
€2.3M
-0.1Mthis week
50% confidence · €1.9M–€2.6M
Performance profile

How they play

Niels Martenshasn't played enough minutes this season for a reliable performance profile yet — we hold the radar back rather than chart noise off a small sample.

Career form, season by season

Seasons

SeasonAppsMinsGoalsAssistsxG
2025/2600000
2024/2500000

Across our covered leagues · Onside data engine

12-month history

Valuation trajectory

2
Aug
2
Sep
2
Oct
2
Nov
2
Dec
2
Jan
2
Feb
2
Mar
2
Apr
2
May
2
Jun
2
Jul

Onside model estimate. Values are derived from the methodology, not a market quote.

Comparable value + position

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Sipho Chaine
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Jelle Van Neck
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Sergio Mestre
Sergio Mestre
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€2.1M
Kepa
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€2.5M
Odysseas Vlachodimos
Odysseas Vlachodimos
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€2.5M

Key facts

Age21 years
PositionGK
Foot—
Height190 cm
NationalityNetherlands
Confidence50%
Value range€1.9M–€2.6M

Season 2025/26

0
Apps
0
Minutes
0
Goals
0
Assists
0.0Expected goals
+0.0 vs goals · On expected

Expected goals · Onside data engine · current season

Compare