Series
Steven Diez
1 0
Viktor Kostin
Head to head
Steven Diez vs Viktor Kostin
Last 10
S.Diez
W L L L L L L W L L
Last 10
V.Kostin
L W W W W L W W W L
Surface
Hard
1 0
Meetings
S.Diez form
V.Kostin form
Frequently asked questions
What is the Steven Diez vs Viktor Kostin head-to-head?
The record is Steven Diez 1–0 Viktor Kostin in 1 completed meeting on TennisScoreLive.
What does head to head (H2H) mean?
Head to head is the history of completed matches between these two players — not a prediction.
Why are the players listed in this order?
Both name orders open this same page, so there is one head-to-head for the pair.
When did Steven Diez and Viktor Kostin last play?
Most recent listed meeting: 5 Nov 2014 at ITF Men Sousse, Tunisia Men Singles, 4-6 6-3 2-6.
Are future matches listed?
No future meeting between this pair is in the catalog right now.
How do I follow the next Steven Diez vs Viktor Kostin live?
When they play again, the match appears on Scores Today and on each player page. Open the match for the live score.
Do you rank this rivalry?
No. We only show meetings and form from the catalog — no editorial rivalry ranking.