Liam O'Brien

C · #38 · Utah Mammoth

Liam O'Brien is a center for the Utah Mammoth. Born July 29, 1994 in Halifax, Nova Scotia, Canada, he stands 6'1", weighs 215 lbs and shoots left. In 270 NHL regular-season games he has 14 goals and 25 assists for 39 points. This season: 0 goals and 0 assists in 5 games.

NHL regular-season career

Games

270

Goals

14

Assists

25

Points

39

NHL playoff career

Games

3

Goals

0

Assists

1

Points

1

NHL career scoring rates

Goals / game

0.05

Assists / game

0.09

Points / game

0.14

Shots / game

0.90

Regular-season career totals divided by games played. Missing values stay blank.

NHL season record highs

Highest supplied regular-season team records. Split-team seasons are kept separate; these are not combined season totals. Ties show one recorded season.

Goals

5

2023–24 · Arizona Coyotes

Assists

9

2023–24 · Arizona Coyotes

Points

14

2023–24 · Arizona Coyotes

Shots

72

2023–24 · Arizona Coyotes

Teams & leagues through the years

Every team and league recorded in this player's supplied season history, including junior, minor-league and international appearances. Multiple teams in a season are listed together; transfer dates and their order are not supplied.

1. 2026–27

   • Utah MammothNHL

2. 2025–26

   • Utah MammothNHL

3. 2024–25

   • Utah Hockey ClubNHL

4. 2023–24

   • Arizona CoyotesNHL

5. 2022–23

   • Arizona CoyotesNHL

6. 2021–22

   • Arizona CoyotesNHL

7. 2020–21

   • Colorado EaglesAHL
   • Colorado AvalancheNHL

8. 2019–20

   • Hershey BearsAHL

9. 2018–19

   • Hershey BearsAHL

10. 2017–18

    • Hershey BearsAHL
    • Washington CapitalsNHL

11. 2016–17

    • Hershey BearsAHL
    • Washington CapitalsNHL

12. 2015–16

    • HersheyAHL

13. 2014–15

    • HersheyAHL
    • Washington CapitalsNHL

14. 2013–14

    • Rouyn-NorandaQMJHL

15. 2012–13

    • Rouyn-NorandaQMJHL

16. 2011–12

    • RimouskiQMJHL
    • Rouyn-NorandaQMJHL

17. 2010–11

    • Rimouski OcéanicQMJHL

18. 2009–10

    • Notre Dame Hounds U18 AAASMAAAHL
    • Notre Dame Hounds Midget AAASMHL

Coverage follows NHL's published player record. Earlier youth teams, loans, transfers and seasons absent from that source may be missing. A missing season does not imply the player was inactive.

Season-by-season history

All seasons and leagues supplied by the NHL player feed. NHL, junior and minor-league rows stay separate; this is not a guarantee of every game in a player's career.

Scroll across the table for all columns. Open “All stats” on any season for its complete supplied record.

Season	League	Team	Type	GP	G	A	PTS	PIM	+/−	Shots	PPG	PPP	SHG	SHP	GWG	OTG
2026–27	NHL	Utah Mammoth	Regular	5	0	0	0	14	0	5	0	0	0	0	0	0	All stats Assists 0 Avg Toi 8:10 Faceoff Winning Pctg 0 Game Winning Goals 0 Games Played 5 Goals 0 Ot Goals 0 Pim 14 Plus Minus 0 Points 0 Power Play Goals 0 Power Play Points 0 Shooting Pctg 0 Shorthanded Goals 0 Shorthanded Points 0 Shots 5
2025–26	NHL	Utah Mammoth	Regular	38	3	1	4	43	-6	35	0	0	0	0	0	0	All stats Assists 1 Avg Toi 9:09 Faceoff Winning Pctg 0.6667 Game Winning Goals 0 Games Played 38 Goals 3 Ot Goals 0 Pim 43 Plus Minus -6 Points 4 Power Play Goals 0 Power Play Points 0 Shooting Pctg 0.0857 Shorthanded Goals 0 Shorthanded Points 0 Shots 35
2025–26	NHL	Utah Mammoth	Playoffs	3	0	1	1	2	1	0	0	0	0	0	0	0	All stats Assists 1 Avg Toi 7:35 Faceoff Winning Pctg 0 Game Winning Goals 0 Games Played 3 Goals 0 Ot Goals 0 Pim 2 Plus Minus 1 Points 1 Power Play Goals 0 Power Play Points 0 Shooting Pctg 0 Shorthanded Goals 0 Shorthanded Points 0 Shots 0
2024–25	NHL	Utah Hockey Club	Regular	28	0	2	2	50	1	34	0	0	0	0	0	0	All stats Assists 2 Avg Toi 9:18 Faceoff Winning Pctg 0 Game Winning Goals 0 Games Played 28 Goals 0 Ot Goals 0 Pim 50 Plus Minus 1 Points 2 Power Play Goals 0 Power Play Points 0 Shooting Pctg 0 Shorthanded Goals 0 Shorthanded Points 0 Shots 34
2023–24	NHL	Arizona Coyotes	Regular	75	5	9	14	153	0	72	0	0	0	0	0	0	All stats Assists 9 Avg Toi 9:44 Faceoff Winning Pctg 0.2143 Game Winning Goals 0 Games Played 75 Goals 5 Ot Goals 0 Pim 153 Plus Minus 0 Points 14 Power Play Goals 0 Power Play Points 0 Shooting Pctg 0.0694 Shorthanded Goals 0 Shorthanded Points 0 Shots 72
2022–23	NHL	Arizona Coyotes	Regular	56	3	8	11	114	-5	39	0	0	0	0	0	0	All stats Assists 8 Avg Toi 11:26 Faceoff Winning Pctg 0.2667 Game Winning Goals 0 Games Played 56 Goals 3 Ot Goals 0 Pim 114 Plus Minus -5 Points 11 Power Play Goals 0 Power Play Points 0 Shooting Pctg 0.0769 Shorthanded Goals 0 Shorthanded Points 0 Shots 39
2021–22	NHL	Arizona Coyotes	Regular	39	2	1	3	106	1	36	0	0	0	0	0	0	All stats Assists 1 Avg Toi 9:29 Faceoff Winning Pctg 0.5 Game Winning Goals 0 Games Played 39 Goals 2 Ot Goals 0 Pim 106 Plus Minus 1 Points 3 Power Play Goals 0 Power Play Points 0 Shooting Pctg 0.056 Shorthanded Goals 0 Shorthanded Points 0 Shots 36
2020–21	AHL	Colorado Eagles	Regular	12	4	4	8	15	-1	—	—	—	—	—	—	—	All stats Assists 4 Games Played 12 Goals 4 Pim 15 Plus Minus -1 Points 8
2020–21	NHL	Colorado Avalanche	Regular	12	0	3	3	40	1	6	0	0	0	0	0	0	All stats Assists 3 Avg Toi 6:34 Faceoff Winning Pctg 0 Game Winning Goals 0 Games Played 12 Goals 0 Ot Goals 0 Pim 40 Plus Minus 1 Points 3 Power Play Goals 0 Power Play Points 0 Shooting Pctg 0 Shorthanded Goals 0 Shorthanded Points 0 Shots 6
2019–20	AHL	Hershey Bears	Regular	59	10	19	29	83	14	—	—	—	—	—	—	—	All stats Assists 19 Games Played 59 Goals 10 Pim 83 Plus Minus 14 Points 29
2018–19	AHL	Hershey Bears	Regular	74	15	13	28	118	-12	—	—	—	—	—	—	—	All stats Assists 13 Games Played 74 Goals 15 Pim 118 Plus Minus -12 Points 28
2018–19	AHL	Hershey Bears	Playoffs	8	1	0	1	21	0	—	—	—	—	—	—	—	All stats Assists 0 Games Played 8 Goals 1 Pim 21 Plus Minus 0 Points 1
2017–18	AHL	Hershey Bears	Regular	69	17	9	26	79	-8	—	—	—	—	—	—	—	All stats Assists 9 Games Played 69 Goals 17 Pim 79 Plus Minus -8 Points 26
2017–18	NHL	Washington Capitals	Regular	3	0	0	0	5	0	1	0	0	0	0	0	0	All stats Assists 0 Avg Toi 6:55 Faceoff Winning Pctg 0 Game Winning Goals 0 Games Played 3 Goals 0 Ot Goals 0 Pim 5 Plus Minus 0 Points 0 Power Play Goals 0 Power Play Points 0 Shooting Pctg 0 Shorthanded Goals 0 Shorthanded Points 0 Shots 1
2016–17	AHL	Hershey Bears	Regular	64	10	20	30	117	5	—	—	—	—	—	—	—	All stats Assists 20 Games Played 64 Goals 10 Pim 117 Plus Minus 5 Points 30
2016–17	NHL	Washington Capitals	Regular	1	0	0	0	0	0	0	0	0	0	0	0	0	All stats Assists 0 Avg Toi 6:08 Faceoff Winning Pctg 0 Game Winning Goals 0 Games Played 1 Goals 0 Ot Goals 0 Pim 0 Plus Minus 0 Points 0 Power Play Goals 0 Power Play Points 0 Shooting Pctg 0 Shorthanded Goals 0 Shorthanded Points 0 Shots 0
2016–17	AHL	Hershey Bears	Playoffs	6	0	0	0	13	2	—	—	—	—	—	—	—	All stats Assists 0 Games Played 6 Goals 0 Pim 13 Plus Minus 2 Points 0
2015–16	AHL	Hershey	Regular	59	7	9	16	120	2	85	0	—	0	—	0	—	All stats Assists 9 Game Winning Goals 0 Games Played 59 Goals 7 Pim 120 Plus Minus 2 Points 16 Power Play Goals 0 Shooting Pctg 8.2 Shorthanded Goals 0 Shots 85
2015–16	AHL	Hershey	Playoffs	20	4	2	6	65	-5	26	0	—	0	—	1	—	All stats Assists 2 Game Winning Goals 1 Games Played 20 Goals 4 Pim 65 Plus Minus -5 Points 6 Power Play Goals 0 Shooting Pctg 15.4 Shorthanded Goals 0 Shots 26
2014–15	AHL	Hershey	Regular	45	4	4	8	121	-5	55	0	—	0	—	0	—	All stats Assists 4 Game Winning Goals 0 Games Played 45 Goals 4 Pim 121 Plus Minus -5 Points 8 Power Play Goals 0 Shooting Pctg 7.3 Shorthanded Goals 0 Shots 55
2014–15	NHL	Washington Capitals	Regular	13	1	1	2	23	4	16	0	0	0	0	0	0	All stats Assists 1 Avg Toi 7:33 Faceoff Winning Pctg 0.5 Game Winning Goals 0 Games Played 13 Goals 1 Ot Goals 0 Pim 23 Plus Minus 4 Points 2 Power Play Goals 0 Power Play Points 0 Shooting Pctg 0.0625 Shorthanded Goals 0 Shorthanded Points 0 Shots 16
2014–15	AHL	Hershey	Playoffs	10	3	3	6	14	1	18	1	—	0	—	0	—	All stats Assists 3 Game Winning Goals 0 Games Played 10 Goals 3 Pim 14 Plus Minus 1 Points 6 Power Play Goals 1 Shooting Pctg 16.7 Shorthanded Goals 0 Shots 18
2013–14	QMJHL	Rouyn-Noranda	Regular	68	20	15	35	148	-11	180	6	—	0	—	2	—	All stats Assists 15 Game Winning Goals 2 Games Played 68 Goals 20 Pim 148 Plus Minus -11 Points 35 Power Play Goals 6 Shooting Pctg 11.1 Shorthanded Goals 0 Shots 180
2013–14	QMJHL	Rouyn-Noranda	Playoffs	9	1	3	4	12	-2	24	1	—	0	—	0	—	All stats Assists 3 Game Winning Goals 0 Games Played 9 Goals 1 Pim 12 Plus Minus -2 Points 4 Power Play Goals 1 Shooting Pctg 4.2 Shorthanded Goals 0 Shots 24
2012–13	QMJHL	Rouyn-Noranda	Regular	65	10	14	24	164	-12	111	2	—	0	—	1	—	All stats Assists 14 Game Winning Goals 1 Games Played 65 Goals 10 Pim 164 Plus Minus -12 Points 24 Power Play Goals 2 Shooting Pctg 9 Shorthanded Goals 0 Shots 111
2012–13	QMJHL	Rouyn-Noranda	Playoffs	12	2	1	3	17	2	18	0	—	0	—	0	—	All stats Assists 1 Game Winning Goals 0 Games Played 12 Goals 2 Pim 17 Plus Minus 2 Points 3 Power Play Goals 0 Shooting Pctg 11.1 Shorthanded Goals 0 Shots 18
2011–12	QMJHL	Rimouski	Regular	40	7	9	16	67	4	46	0	—	0	—	2	—	All stats Assists 9 Game Winning Goals 2 Games Played 40 Goals 7 Pim 67 Plus Minus 4 Points 16 Power Play Goals 0 Shooting Pctg 15.2 Shorthanded Goals 0 Shots 46
2011–12	QMJHL	Rouyn-Noranda	Regular	27	3	7	10	69	-17	45	0	—	0	—	1	—	All stats Assists 7 Game Winning Goals 1 Games Played 27 Goals 3 Pim 69 Plus Minus -17 Points 10 Power Play Goals 0 Shooting Pctg 6.7 Shorthanded Goals 0 Shots 45
2011–12	QMJHL	Rouyn-Noranda	Playoffs	4	1	0	1	11	-2	6	0	—	0	—	0	—	All stats Assists 0 Game Winning Goals 0 Games Played 4 Goals 1 Pim 11 Plus Minus -2 Points 1 Power Play Goals 0 Shooting Pctg 16.7 Shorthanded Goals 0 Shots 6
2010–11	QMJHL	Rimouski Océanic	Regular	61	2	8	10	45	-8	—	—	—	—	—	—	—	All stats Assists 8 Games Played 61 Goals 2 Pim 45 Plus Minus -8 Points 10
2010–11	QMJHL	Rimouski Océanic	Playoffs	5	0	0	0	6	—	—	—	—	—	—	—	—	All stats Assists 0 Games Played 5 Goals 0 Pim 6 Points 0
2009–10	SMHL	Notre Dame Hounds Midget AAA	Regular	41	13	25	38	98	0	—	—	—	—	—	—	—	All stats Assists 25 Games Played 41 Goals 13 Pim 98 Plus Minus 0 Points 38
2009–10	SMAAAHL	Notre Dame Hounds U18 AAA	Playoffs	13	4	3	7	30	—	—	—	—	—	—	—	—	All stats Assists 3 Games Played 13 Goals 4 Pim 30 Points 7

NHL game-by-game archive

5 imported games.

NHL source coverage only; missing records are not zero-stat appearances. Historical team abbreviations are retained.

Recent NHL games

Profile updated Nov 8, 6:05 pm EST. Missing stats are shown as –.

Player on NHL.com