Featherweight

Dennis Siver

Last fought: Jun 2017

RECORD

Pro

23-11-0 (1 NC)

UFC

12-8-0

Age

Height

5'6"

Weight

145 lbs

Reach

70"

Stance

Orthodox

Career Analytics

Advanced Metric	Career
Fight Shape
Avg Fight Time	10:40
Fight Completion Rate	69.0%
Avg Rounds per Fight	2.14
% Fights Inside the Distance	47.6%
Strength of Schedule
Opponent UFC Record (all, at fight time)	67-38 (63.8%)
Opponent UFC Record (among wins)	45-28 (61.6%)
Opponent UFC Record (among losses)	18-5 (78.3%)
Positional Profile
% Time at Distance (approx.)	65.2%
% Time in Control	17.0%
% Time Controlled	17.8%
Control Rate of Clinch/Ground Time	48.9%
Distance Striking
Distance Sig. Strikes Landed / Min	5.04
Distance Sig. Strikes Absorbed / Min	3.23
Distance Striking Differential / Min	+1.81
Distance Strike Accuracy	30.4%
Distance Strike Defense	68.0%
Power & Pressure
KDs per 100 Power Strikes Landed	1.33
Knocked Down per 100 Absorbed	2.06
TD Attempts per 5 Distance Min	1.37
TDs Faced per 5 Distance Min	2.05
Sub Attempts per 15 Control Min	1.97
Fade Index (R3 pace / R1 pace)	0.96

All metrics are UFC fights only. Methodology →

Where the Strikes Land

Share of landed significant strikes by target

Where the Fight Happens

Share of total fight time by position

Cumulative Significant Strikes vs the Featherweight field

Dennis Siver League percentile bands (p5–p95) League median

The shaded bands are the league’s middle range: the darker center covers the 25th–75th percentile of fighters, the lighter outer zones extend to the 5th and 95th — computed only over fighters whose careers reached each minute mark. How these are calculated →

Career Stats

Statistic	Dennis Siver
Striking
Sig. Strike Accuracy	32.4%
Sig. Strikes Landed/min	3.9
Sig. Strikes Absorbed/min	2.7
Strike Differential	1.2/min
Grappling
Takedown Accuracy	32.5%
Takedown Defense	65.0%
Takedowns Landed/15min	0.9
Submission Attempts/15min	0.3
Control Time/15min	2:32
Finishing Ability
KO/TKO % of Wins	25.0%
Submission % of Wins	16.7%
Decision % of Wins	58.3%
Avg Fight Time	10:40
Secondary Stats
Knockdowns/15min	0.5
Reversals/15min	0.3

Last 5 Averages

Statistic	Last 5 Fights
Sig. Strike Accuracy	37.0%
Sig. Strikes Landed/min	3.6
Sig. Strikes Absorbed/min	2.7
Takedown Accuracy	55.6%
Takedown Defense	57.1%
Control Time/Fight	3:00

Fight History

WIN

vs. BJ Penn

UFC Fight Night: Chiesa vs. Lee • Jun 2017Featherweight

Decision (Majority) • Rd 3, 5:00

Dennis Siver103/28037%TD 0/1Ctrl 0:11

BJ Penn57/10753%TD 0/0Ctrl 2:02KD 1

▼ Rounds

Rnd	Fighter	Sig Str	Acc	TD	Ctrl	KD
R1	Dennis Siver	26/98	27%	0/1	0:11	—
	BJ Penn	22/39	56%	0/0	0:12	—

R2	Dennis Siver	21/65	32%	0/0	0:00	—
	BJ Penn	21/41	51%	0/0	1:50	1

R3	Dennis Siver	56/117	48%	0/0	0:00	—
	BJ Penn	14/27	52%	0/0	0:00	—

LOSS

vs. Tatsuya Kawajiri

UFC Fight Night: Jedrzejczyk vs Penne • Jun 2015Featherweight

Decision (Unanimous) • Rd 3, 5:00

Dennis Siver22/6037%TD 0/0Ctrl 0:00

Tatsuya Kawajiri22/3956%TD 4/14Ctrl 8:29

▼ Rounds

Rnd	Fighter	Sig Str	Acc	TD	Ctrl	KD
R1	Dennis Siver	13/33	39%	0/0	0:00	—
	Tatsuya Kawajiri	7/15	47%	1/6	1:36	—

R2	Dennis Siver	5/16	31%	0/0	0:00	—
	Tatsuya Kawajiri	6/10	60%	1/2	3:22	—

R3	Dennis Siver	4/11	36%	0/0	0:00	—
	Tatsuya Kawajiri	9/14	64%	2/6	3:31	—

LOSS

vs. Conor McGregor

UFC Fight Night: McGregor vs Siver • Jan 2015Featherweight

KO/TKO (Punch) • Rd 2, 1:54

Dennis Siver32/10431%TD 0/3Ctrl 0:03

Conor McGregor64/11954%TD 0/0Ctrl 0:26KD 1

▼ Rounds

Rnd	Fighter	Sig Str	Acc	TD	Ctrl	KD
R1	Dennis Siver	27/82	33%	0/3	0:03	—
	Conor McGregor	43/87	49%	0/0	0:00	—

R2	Dennis Siver	5/22	23%	0/0	0:00	—
	Conor McGregor	21/32	66%	0/0	0:26	1

WIN

vs. Charles Rosa

UFC Fight Night: Nelson vs Story • Oct 2014Featherweight

Decision (Unanimous) • Rd 3, 5:00

Dennis Siver33/8638%TD 3/3Ctrl 8:51

Charles Rosa22/9124%TD 2/4Ctrl 0:55

▼ Rounds

Rnd	Fighter	Sig Str	Acc	TD	Ctrl	KD
R1	Dennis Siver	12/40	30%	1/1	2:04	—
	Charles Rosa	9/49	18%	0/1	0:00	—

R2	Dennis Siver	11/30	37%	1/1	2:52	—
	Charles Rosa	10/29	34%	1/2	0:42	—

R3	Dennis Siver	10/16	62%	1/1	3:55	—
	Charles Rosa	3/13	23%	1/1	0:13	—

vs. Manvel Gamburyan

UFC 168: Weidman vs Silva 2 • Dec 2013Featherweight

Overturned • Rd 3, 5:00

Dennis Siver54/13042%TD 2/2Ctrl 5:55

Manvel Gamburyan14/4630%TD 3/3Ctrl 2:55

▼ Rounds

Rnd	Fighter	Sig Str	Acc	TD	Ctrl	KD
R1	Dennis Siver	24/60	40%	1/1	2:00	—
	Manvel Gamburyan	3/15	20%	1/1	0:11	—

R2	Dennis Siver	20/43	47%	0/0	0:00	—
	Manvel Gamburyan	7/19	37%	2/2	2:44	—

R3	Dennis Siver	10/27	37%	1/1	3:55	—
	Manvel Gamburyan	4/12	33%	0/0	0:00	—

LOSS

vs. Cub Swanson

UFC 162: Silva vs Weidman • Jul 2013Featherweight

KO/TKO (Punches) • Rd 3, 2:24

Dennis Siver26/14418%TD 1/4Ctrl 3:13

Cub Swanson43/10143%TD 1/1Ctrl 1:03KD 1

▼ Rounds

Rnd	Fighter	Sig Str	Acc	TD	Ctrl	KD
R1	Dennis Siver	10/36	28%	1/1	3:06	—
	Cub Swanson	3/13	23%	0/0	0:00	—

R2	Dennis Siver	12/75	16%	0/2	0:07	—
	Cub Swanson	17/49	35%	1/1	0:50	—

R3	Dennis Siver	4/33	12%	0/1	0:00	—
	Cub Swanson	23/39	59%	0/0	0:13	1

WIN

vs. Nam Phan

UFC on FOX: Henderson vs Diaz • Dec 2012Featherweight

Decision (Unanimous) • Rd 3, 5:00

Dennis Siver128/27347%TD 2/4Ctrl 7:02

Nam Phan24/12020%TD 0/0Ctrl 0:00

▼ Rounds

Rnd	Fighter	Sig Str	Acc	TD	Ctrl	KD
R1	Dennis Siver	63/140	45%	0/2	0:01	—
	Nam Phan	15/66	23%	0/0	0:00	—

R2	Dennis Siver	36/89	40%	1/1	2:36	—
	Nam Phan	8/45	18%	0/0	0:00	—

R3	Dennis Siver	29/44	66%	1/1	4:25	—
	Nam Phan	1/9	11%	0/0	0:00	—

WIN

vs. Diego Nunes

UFC on FUEL TV: Gustafsson vs Silva • Apr 2012Featherweight

Decision (Unanimous) • Rd 3, 5:00

Dennis Siver68/20333%TD 0/6Ctrl 0:33

Diego Nunes49/12539%TD 0/0Ctrl 0:00

▼ Rounds

Rnd	Fighter	Sig Str	Acc	TD	Ctrl	KD
R1	Dennis Siver	21/54	39%	0/1	0:05	—
	Diego Nunes	18/40	45%	0/0	0:00	—

R2	Dennis Siver	22/70	31%	0/2	0:00	—
	Diego Nunes	9/38	24%	0/0	0:00	—

R3	Dennis Siver	25/79	32%	0/3	0:28	—
	Diego Nunes	22/47	47%	0/0	0:00	—

LOSS

vs. Donald Cerrone

UFC 137: Penn vs Diaz • Oct 2011Lightweight

Submission (Rear Naked Choke) • Rd 1, 2:22

Dennis Siver12/2157%TD 0/2Ctrl 0:38

Donald Cerrone9/2339%TD 0/0Ctrl 0:10KD 2

▼ Rounds

Rnd	Fighter	Sig Str	Acc	TD	Ctrl	KD
R1	Dennis Siver	12/21	57%	0/2	0:38	—
	Donald Cerrone	9/23	39%	0/0	0:10	2

WIN

vs. Matt Wiman

UFC 132: Cruz vs Faber • Jul 2011Lightweight

Decision (Unanimous) • Rd 3, 5:00

Dennis Siver31/11128%TD 1/1Ctrl 1:29

Matt Wiman26/7336%TD 5/16Ctrl 7:33

▼ Rounds

Rnd	Fighter	Sig Str	Acc	TD	Ctrl	KD
R1	Dennis Siver	17/57	30%	1/1	0:20	—
	Matt Wiman	8/28	29%	2/5	1:40	—

R2	Dennis Siver	3/6	50%	0/0	0:00	—
	Matt Wiman	12/25	48%	1/4	4:43	—

R3	Dennis Siver	11/48	23%	0/0	1:09	—
	Matt Wiman	6/20	30%	2/7	1:10	—

WIN

vs. George Sotiropoulos

UFC 127: Penn vs Fitch • Feb 2011Lightweight

Decision (Unanimous) • Rd 3, 5:00

Dennis Siver74/22633%TD 0/0Ctrl 0:18KD 2

George Sotiropoulos38/20419%TD 0/13Ctrl 0:08

▼ Rounds

Rnd	Fighter	Sig Str	Acc	TD	Ctrl	KD
R1	Dennis Siver	24/70	34%	0/0	0:18	2
	George Sotiropoulos	9/46	20%	0/5	0:08	—

R2	Dennis Siver	16/73	22%	0/0	0:00	—
	George Sotiropoulos	14/76	18%	0/3	0:00	—

R3	Dennis Siver	34/83	41%	0/0	0:00	—
	George Sotiropoulos	15/82	18%	0/5	0:00	—

WIN

vs. Andre Winner

UFC 122: Marquardt vs Okami • Nov 2010Lightweight

Submission (Rear Naked Choke) • Rd 1, 3:37

Dennis Siver30/7142%TD 0/1Ctrl 0:34KD 1

Andre Winner13/4430%TD 0/0Ctrl 0:00

▼ Rounds

Rnd	Fighter	Sig Str	Acc	TD	Ctrl	KD
R1	Dennis Siver	30/71	42%	0/1	0:34	1
	Andre Winner	13/44	30%	0/0	0:00	—

WIN

vs. Spencer Fisher

The Ultimate Fighter: Team Liddell vs Team Ortiz Finale • Jun 2010Lightweight

Decision (Unanimous) • Rd 3, 5:00

Dennis Siver77/25630%TD 0/0Ctrl 0:01

Spencer Fisher52/14237%TD 0/0Ctrl 0:00

▼ Rounds

Rnd	Fighter	Sig Str	Acc	TD	Ctrl	KD
R1	Dennis Siver	18/71	25%	0/0	0:00	—
	Spencer Fisher	14/40	35%	0/0	0:00	—

R2	Dennis Siver	30/77	39%	0/0	0:01	—
	Spencer Fisher	18/44	41%	0/0	0:00	—

R3	Dennis Siver	29/108	27%	0/0	0:00	—
	Spencer Fisher	20/58	34%	0/0	0:00	—

LOSS

vs. Ross Pearson

UFC Fight Night: Florian vs Gomi • Mar 2010Lightweight

Decision (Unanimous) • Rd 3, 5:00

Dennis Siver39/22517%TD 2/5Ctrl 1:11

Ross Pearson54/15934%TD 1/1Ctrl 1:00

▼ Rounds

Rnd	Fighter	Sig Str	Acc	TD	Ctrl	KD
R1	Dennis Siver	17/76	22%	0/1	0:05	—
	Ross Pearson	17/54	31%	0/0	0:41	—

R2	Dennis Siver	10/66	15%	1/2	0:22	—
	Ross Pearson	16/47	34%	0/0	0:08	—

R3	Dennis Siver	12/83	14%	1/2	0:44	—
	Ross Pearson	21/58	36%	1/1	0:11	—

WIN

vs. Paul Kelly

UFC 105: Couture vs Vera • Nov 2009Lightweight

KO/TKO (Punches) • Rd 2, 2:53

Dennis Siver38/16523%TD 0/2Ctrl 0:27KD 2

Paul Kelly12/8414%TD 1/3Ctrl 0:56

▼ Rounds

Rnd	Fighter	Sig Str	Acc	TD	Ctrl	KD
R1	Dennis Siver	21/104	20%	0/1	0:00	—
	Paul Kelly	8/61	13%	1/2	0:56	—

R2	Dennis Siver	17/61	28%	0/1	0:27	2
	Paul Kelly	4/23	17%	0/1	0:00	—

WIN

vs. Dale Hartt

UFC 99: The Comeback • Jun 2009Lightweight

Submission (Rear Naked Choke) • Rd 1, 3:23

Dennis Siver8/2335%TD 0/0Ctrl 1:10

Dale Hartt5/1631%TD 1/1Ctrl 0:29

▼ Rounds

Rnd	Fighter	Sig Str	Acc	TD	Ctrl	KD
R1	Dennis Siver	8/23	35%	0/0	1:10	—
	Dale Hartt	5/16	31%	1/1	0:29	—

WIN

vs. Nate Mohr

UFC 93: Franklin vs Henderson • Jan 2009Lightweight

KO/TKO (Spinning Back Kick) • Rd 3, 3:45

Dennis Siver48/19025%TD 0/1Ctrl 0:08KD 1

Nate Mohr48/10247%TD 1/2Ctrl 1:50

▼ Rounds

Rnd	Fighter	Sig Str	Acc	TD	Ctrl	KD
R1	Dennis Siver	15/61	25%	0/0	0:01	—
	Nate Mohr	15/28	54%	1/1	1:50	—

R2	Dennis Siver	16/66	24%	0/0	0:00	—
	Nate Mohr	17/40	42%	0/0	0:00	—

R3	Dennis Siver	17/63	27%	0/1	0:07	1
	Nate Mohr	16/34	47%	0/1	0:00	—

LOSS

vs. Melvin Guillard

UFC 86: Jackson vs Griffin • Jul 2008Lightweight

KO/TKO (Punches) • Rd 1, 0:36

Dennis Siver0/10%TD 0/0Ctrl 0:00

Melvin Guillard10/1567%TD 0/0Ctrl 0:20KD 2

▼ Rounds

Rnd	Fighter	Sig Str	Acc	TD	Ctrl	KD
R1	Dennis Siver	0/1	0%	0/0	0:00	—
	Melvin Guillard	10/15	67%	0/0	0:20	2

LOSS

vs. Gray Maynard

UFC Fight Night: Swick vs Burkman • Jan 2008Lightweight

Decision (Unanimous) • Rd 3, 5:00

Dennis Siver16/4040%TD 1/2Ctrl 2:34

Gray Maynard26/6639%TD 2/2Ctrl 10:46KD 1

▼ Rounds

Rnd	Fighter	Sig Str	Acc	TD	Ctrl	KD
R1	Dennis Siver	2/7	29%	0/1	0:03	—
	Gray Maynard	13/33	39%	1/1	4:40	1

R2	Dennis Siver	12/23	52%	1/1	1:33	—
	Gray Maynard	8/20	40%	0/0	2:25	—

R3	Dennis Siver	2/10	20%	0/0	0:58	—
	Gray Maynard	5/13	38%	1/1	3:41	—

WIN

vs. Naoyuki Kotani

UFC 75: Champion vs Champion • Sep 2007Lightweight

KO/TKO (Punch) • Rd 2, 2:04

Dennis Siver28/6642%TD 0/2Ctrl 3:49KD 1

Naoyuki Kotani9/3030%TD 0/0Ctrl 0:05

▼ Rounds

Rnd	Fighter	Sig Str	Acc	TD	Ctrl	KD
R1	Dennis Siver	17/36	47%	0/0	3:46	—
	Naoyuki Kotani	3/6	50%	0/0	0:05	—

R2	Dennis Siver	11/30	37%	0/2	0:03	1
	Naoyuki Kotani	6/24	25%	0/0	0:00	—

LOSS

vs. Jess Liaudin

UFC 70: Nations Collide • Apr 2007Welterweight

Submission (Armbar) • Rd 1, 1:21

Dennis Siver2/367%TD 1/1Ctrl 0:00

Jess Liaudin1/520%TD 0/0Ctrl 0:43

▼ Rounds

Rnd	Fighter	Sig Str	Acc	TD	Ctrl	KD
R1	Dennis Siver	2/3	67%	1/1	0:00	—
	Jess Liaudin	1/5	20%	0/0	0:43	—

Last updated: 2026-08-22 | Data source: UFCStats.com