FOOTSAM

Loading the essentials…

The page is ready first. More details follow section by section.

FORTSÄTT UTFORSKA

Nästa steg på FootSam

Jämför domareKort, matcher och domarstil Domare per ligaSe skillnader mellan tävlingar Dagens matcherFölj fotbollen som spelas nu

Robert Hartmann · Bundesliga · FootSam

Card rate

How does he referee?

Tempo, kortnivå and när besluten brukar komma.

When cards are shown

507 cards in 136 matches

1–15

26 yellows

16–30

45 yellows + 3 reds

31–45

100 yellows + 6 reds

46–60

63 yellows + 2 reds

61–75

86 yellows + 4 reds

76–90+

166 yellows + 6 reds

The first yellow card is shown, on average, in minute 35 (median 34), based on the 132 matches where a yellow card was shown.

yellows reds· cards per 15-minute period · scale 0–172

Assignments

His assignments

Top clashes and de funktionärer han oftast arbetar med.

Development

Has he changed?

Season för säsong, personliga rekord and matcherna som sticker ut.

Progress

3.08

2015/16

3.54

2016/17

3.79

2017/18

3.00

2018/19

3.20

2019/20

3.60

2020/21

3.92

2021/22

3.58

2022/23

3.90

2023/24

3.64

2024/25

3.31

2025/26

—

2026/27

Yellow cards per game · scale 0–3.92 · dash = too little data

Then3.37per game · 2015–2021 · 68 matches

Now3.78per game · 2021–2026 · 68 matches

The difference is no larger than chance can explain.

Season by season, with sample sizes

Season by season
Season	Competition	Matches	With data	Yellow cards	Per game
2015/16	Bundesliga	12	12	37	3.08
2016/17	Bundesliga	13	13	46	3.54
2017/18	Bundesliga	14	14	53	3.79
2018/19	Bundesliga	13	13	39	3.00
2019/20	Bundesliga	10	10	32	3.20
2020/21	Bundesliga	10	10	36	3.60
2021/22	Bundesliga	13	13	51	3.92
2022/23	Bundesliga	12	12	43	3.58
2023/24	Bundesliga	10	10	39	3.90
2024/25	Bundesliga	14	14	51	3.64
2025/26	Bundesliga	13	13	43	3.31
2026/27	Bundesliga	2	2	16	8.00

Relationships

Who he meets

Klubbar, players and matcher samlade i en tydlig historik.

The clubs

28 clubs have encountered this referee, de 12 vanligaste visas

Referee's clubs
Club	Matches	W–D–L	With card data	Yellows against/game	Reds against	Fouls committed/game	Penalties for	Penalties against
Werder Bremen	21	6–9–6	21

Most extreme matches

Most extreme matches
Index	Match	Date	Yellows	Reds	Penalties	Fouls
94	Borussia Dortmund3–4BochumBundesliga	30 apr. 2022	7	0	3	32	Open
90	FC Schalke 042–0Hamburger SVBundesliga	19 nov. 2017	6	0	1	36	Open
87	Union Berlin1–1VfB StuttgartBundesliga	12 mars 2022	5	0	1	37	Open
83	Greuther Fürth0–2VfL WolfsburgBundesliga	11 sep. 2021	5	0	1	32	Open
81	1899 Hoffenheim1–3SC FreiburgBundesliga	2 jan. 2021	4	0	1	36	Open
80	SC Freiburg1–0Werder BremenBundesliga	17 feb. 2018	4	0	2	30	Open
79	FC Schalke 043–3Fortuna DüsseldorfBundesliga	9 nov. 2019	6	0	1	27	Open
78	1899 Hoffenheim1–3Union BerlinBundesliga	2 nov. 2020	3	1	1	32	Open
76	Union Berlin2–1VfB StuttgartBundesliga	23 aug. 2025	8	0	0	34	Open
75	FSV Mainz 051–1Hannover 96Bundesliga	9 dec. 2018	7	1	1	24	Open

Latest matches

15 of 136

Latest matches
Date	Competition	Match	Results	Yellows	Reds	Penalties
19 sep. 2026	Bundesliga	Borussia Mönchengladbach–FSV Mainz 05	3–4	11	0	—	Open
29 aug. 2026	Bundesliga	SV Elversberg–Bayer Leverkusen	3–2	5	0	0	Open
16 maj 2026	Bundesliga	1. FC Heidenheim–FSV Mainz 05	0–2	2	0	0	Open
25 apr. 2026	Bundesliga	1. FC Köln–Bayer Leverkusen	1–2	3	0	1	Open
4 apr. 2026	Bundesliga	Werder Bremen–RB Leipzig	1–2	3	0	0	Open
7 mars 2026	Bundesliga	1. FC Heidenheim–1899 Hoffenheim	2–4	0	0	0	Open
14 feb. 2026	Bundesliga	VfB Stuttgart–1. FC Köln	3–1	5	0	0	Open
24 jan. 2026	Bundesliga	Union Berlin–Borussia Dortmund	0–3	1	0	1	Open
14 jan. 2026	Bundesliga	RB Leipzig–SC Freiburg	2–0	4	0	0	Open
14 dec. 2025	Bundesliga	Werder Bremen–VfB Stuttgart	0–4	2	1	0	Open
22 nov. 2025	Bundesliga	VfL Wolfsburg–Bayer Leverkusen	1–3	3	0	0	Open
1 nov. 2025	Bundesliga	FC St. Pauli–Borussia Mönchengladbach	0–4	4	0	0	Open
5 okt. 2025	Bundesliga	Hamburger SV–FSV Mainz 05	4–0	5	0	0	Open
20 sep. 2025	Bundesliga	1899 Hoffenheim–Bayern München	1–4	3	0	2	Open
23 aug. 2025	Bundesliga	Union Berlin–VfB Stuttgart	2–1	8	0	0	Open

Top clashes

2 of 136 matches were top clashes

His share1,5 %

Even distribution6,5 %

Han får 77 % färre toppmöten än en jämn fördelning i hans egna ligasäsonger skulle ge.

Top clashes
Match	Date	Cards
1899 Hoffenheim1–4Bayern MünchenBundesliga	20 sep. 2025	3	Open
Bayer Leverkusen1–1Borussia DortmundBundesliga	2 dec. 2017	5	Open

Welcome to FootSam

All of football.

Loading the essentials…

Nästa steg på FootSam

Analytics cookies

Robert Hartmann

How does he referee?

When cards are shown

His assignments

Has he changed?

Progress

Who he meets

The clubs

Records and milestones

Most extreme matches

Latest matches

Top clashes

The officials

Worked most often with

Did you know…

Most sendings-off

Most penalties awarded

Most penalties conceded

Home versus away

Two reds in the same match

Matches without a yellow card

How often penalties are awarded

Cards come late

The players

Most yellow cards

Most red cards

Most matches with known playing time

Received the match's first yellow

Most fouls committed

Most fouls suffered

The referee in numbers

Match outcomes

Referee DNA