2011: Grand Slam and Top 100 debut

He reached his first ATP World Tour quarterfinal at the 2011 MercedesCup in Stuttgart, Germany, where he beat Nikolay Davydenko and Fabio Fognini.

He was then awarded a wildcard to the 2011 International German Open where he beat Juan Carlos Ferrero and Davydenko again, before losing to Fernando Verdasco.^[3]

Stebe finished the year by winning the 2011 ATP Challenger Tour Finals.

2012: First and second Grand Slam wins

Stebe recorded his best Grand Slam result, when he got to the second round in the 2012 French Open. He reached the same stage at the 2012 US Open (tennis).

At the 2012 Davis Cup World Group play-offs he won the deciding rubber against former world No. 1 Lleyton Hewitt in straight sets.^[4]

2013-2014: Injury and hiatus

Stebe suffered a hip injury in the Heilbronn Open, and underwent surgery in October 2013.^[5] He expressed wishes to play competitive tennis again, but struggled with the recovery process.^[6]

2015

In February, he played his first tournament in almost a year and half, a Futures in Antalya, Turkey. He won his three qualifying matches and managed to enter the main draw. He would win two more matches before losing in the quarterfinals to Dimitar Kuzmanov.^[7]

2017: Return to ATP tour and top 100

At the Sofia Open, Stebe won his first ATP World Tour match for over three and a half years by beating Teymuraz Gabashvili in the first round.

He won in the first round in 2017 Geneva Open against Jan-Lennard Struff as a lucky loser. He reached the quarterfinals, after the retirement of wildcard Janko Tipsarević in the second round, where he lost to Andrey Kuznetsov (tennis).

He finished the year ranked inside the top 100 at World No. 82.

2019: First ATP final

Stebe reached his first ATP Tour final at the Swiss Open Gstaad, but lost to Albert Ramos Viñolas.^[8]

2022: First ATP match win in over a year

He qualified at the 2022 inaugural edition of the Dallas Open and won his first ATP main draw match in over a year against American Denis Kudla in three sets.^[9]

Singles: 1 (1 runner-up)

More information Result, W–L ...

Result	W–L	Date	Tournament	Tier	Surface	Opponent	Score
Loss	0–1	Jul 2019	Swiss Open Gstaad, Switzerland	250 Series	Clay	Albert Ramos Viñolas	3–6, 2–6

Close

Singles: 18 (12 titles, 6 runner-ups)

More information Result, W–L ...

Result	W–L	Date	Tournament	Tier	Surface	Opponent	Score
Loss	0–1	Mar 2009	Spain F11, Zaragoza	Futures	Clay (i)	Gabriel Trujillo Soler	3–6, 2–6
Loss	0–2	Aug 2009	Germany F12, Dortmund	Futures	Clay	Adrián Menéndez-Maceiras	5–7, 1–6
Win	1–2	May 2010	Italy F5, Padova	Futures	Clay	Daniele Giorgini	4–6, 6–1, 6–2
Loss	0–1	Jul 2010	Oberstaufen, Germany	Challenger	Clay	Martin Fischer	3–6, 4–6
Win	2–2	Feb 2011	Turkey F5, Antalya	Futures	Hard	Denys Molchanov	6–4, 6–3
Win	3–2	Feb 2011	Turkey F6, Antalya	Futures	Hard	Yannik Reuter	6–1, 6–0
Loss	0–2	Mar 2011	Kyoto, Japan	Challenger	Carpet (i)	Dominik Meffert	6–4, 4–6, 2–6
Win	1–2	Sep 2011	Bangkok, Thailand	Challenger	Hard	Amir Weintraub	7–5, 6–1
Win	2–2	Sep 2011	Shanghai, China	Challenger	Hard	Alexandre Kudryavtsev	6–4, 4–6, 7–5
Win	1–0	Nov 2011	São Paulo, Brazil	Challenger Finals	Hard (i)	Dudi Sela	6–2, 6–4
Loss	2–3	May 2013	Tallahassee, United States	Challenger	Clay	Denis Kudla	3–6, 3–6
Win	3–3	Sep 2013	Meknes, Morocco	Challenger	Clay	Yannik Reuter	6–1, 4–6, 6–2
Win	4–3	Jun 2017	Poprad, Slovakia	Challenger	Clay	Laslo Djere	6–0, 6–3
Loss	4–4	Jul 2017	Marburg, Germany	Challenger	Clay	Filip Krajinović	2–6, 3–6
Win	5–4	Aug 2017	Vancouver, Canada	Challenger	Hard	Jordan Thompson	6–0, 6–1
Win	6–4	Sep 2017	Sibiu, Romania	Challenger	Clay	Carlos Taberner	6–3, 6–3
Win	7–4	Nov 2020	Parma, Italy	Challenger	Hard (i)	Liam Broady	6–4, 6–4
Win	8–4	Sep 2022	Como, Italy	Challenger	Clay	Francesco Passaro	7–6(7–2), 6–4

Close

Doubles: 1 (1 title)

More information Outcome, Year ...

Outcome	Year	Tournament	Surface	Partner	Opponent	Score
Win	2008	US Open	Hard	Nikolaus Moser	Peerakit Siributwong Kittipong Wachiramanowong	7–6(7–5), 3–6, [10–8]

Close

Davis Cup (3–1)

More information Group, Rd ...

Group	Rd	Date	Opponent nation	Score	Venue	Surface	Match	Opponent player(s)	W/L	Rubber score
2012
WG	1R	Feb 2012	Argentina	1–4	Bamberg	Clay (i)	Singles 5 (dead)	Eduardo Schwank	Win	7–6(7–1), 7–5
WG	PO	Sep 2012	Australia	3–2	Hamburg	Clay	Singles 1	Bernard Tomic	Loss	6–2, 3–6, 4–6, 6–7(4–7)
							Singles 5 (decider)	Lleyton Hewitt	Win	6–4, 6–1, 6–4
2017
WG	PO	Sep 2017	Portugal	3–2	Oeiras	Clay	Singles 1	João Sousa	Win	4–6, 6–3, 6–3, 6–0

Close