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ISABELLE SEIJLHOUWER (JR-3)
NICHOLLS STATE
College Bests
ALL
Indoor Track & Field
Outdoor Track & Field
Cross Country
400
1:01.36
600
1:39.41
800
2:15.41
1500
4:32.92
MILE
5:07.92
3000
10:05.10
3K (XC)
11:05.1
4K (XC)
14:35.0
5K (XC)
18:44.2
6K (XC)
22:10.9
3K (XC)
11:05.1
4K (XC)
14:35.0
5K (XC)
18:44.2
6K (XC)
22:10.9
600
1:39.41
800
2:16.34
MILE
5:07.92
3000
10:05.10
800
2:15.41
1500
4:32.92
400
1:01.36
MEET RESULTS
EVENT HISTORY
SEASON HISTORY
PROGRESSION
LSU Alumni Gold
Apr 25, 2026
1500
4:32.92
4th (F)
4x400
4:06.65
13th (F)
2026 Collegiate Strawberry Relays
Apr 17, 2026
800
2:15.77
1st (F)
4x400
4:11.58
2nd (F)
Pelican Relays 2026
Apr 10-11, 2026
400
1:01.36
4th (F)
4x400
4:11.68
1st (F)
2026 98th Clyde Littlefield Texas Relays (Univ/College)
Apr 1- 4, 2026
1500
4:42.03
3rd (F)
2026 LACLASSIC
Mar 21, 2026
1500
4:41.73
4th (F)
4x800
9:27.42
1st (F)
SLC Indoor T&F Championships
Feb 25-26, 2026
800
2:16.34
11th (P)
3000
10:05.10
13th (F)
4x400
4:05.29
10th (F)
DMR
12:11.89
8th (F)
Samford Bulldog Invite 2026
Feb 13, 2026
Mile
5:07.92
6th (F)
4x400
4:08.12
3rd (F)
McNeese College 2 and Multi
Jan 29-30, 2026
800
2:21.24
3rd (F)
4x400
4:24.30
4th (F)
LSU PURPLE TIGER
Jan 16, 2026
600
1:39.41
4th (F)
Mile
5:08.73
6th (F)
NCAA Division I South Central Region Cross Country Championships
Nov 14, 2025
6k
22:46.0
103rd
SLC Cross Country Championships
Oct 31, 2025
6k
22:10.9
20th
Arturo Barrios Invitational
Oct 17, 2025
6k
22:14.2
140th
7th Annual Nicholls XC Invitational
Sep 27, 2025
5k
18:44.2
1st
LSU XC Invitational 2025
Sep 12, 2025
3k
11:05.1
11th
2025 Battle for NOLA XC Meet
Aug 29, 2025
4k
14:35.0
27th
Southland Conference Outdoor Track & Field Championships
May 15-17, 2025
800
2:16.72
12th (P)
4x400
3:59.74
11th (F)
J Fred Duckett Twilight Meet
Apr 26, 2025
800
2:15.41
1st (F)
1500
4:57.08
17th (F)
4x400
4:03.44
4th (F)
Strawberry Relays
Apr 11-12, 2025
800
2:19.61
1st (F)
4x400
4:09.66
4th (F)
Pelican Relays 2025
Apr 5, 2025
1500
5:02.58
2nd (F)
4x400
4:07.61
1st (F)
2025 97th Clyde Littlefield Texas Relays
Mar 26-29, 2025
DMR
12:09.64
8th (F)
Louisiana Classic
Mar 22, 2025
4x800
9:30.97
2nd (F)
Southland Conference Indoor Championships 2025
Mar 2- 3, 2025
800
2:18.82
15th (P)
4x400
4:02.62
12th (F)
DMR
12:10.46
7th (F)
LSU Twilight
Feb 21, 2025
Mile
5:18.34
6th (F)
McNeese #2 & Multi
Jan 30-31, 2025
800
2:23.17
5th (F)
McNeese Indoor II & Multi (University)
Jan 30-31, 2025
800
2:23.17
5th (F)
LSU Purple Tiger
Jan 17, 2025
600
1:43.04
13th (F)
4x400
4:13.03
8th (F)
NCAA Division I South Central Region Cross Country Championships
Nov 15, 2024
6k
23:43.2
184th
SLC Cross Country Championships
Nov 1, 2024
6k
DNF
6k
25:42.3
71st
Arturo Barrios Invitational
Oct 18, 2024
6k
23:19.1
324th
6th Annual Nicholls XC Invitational presented by Walk-On's
Sep 28, 2024
5k
20:28.0
32nd
2024 Battle For New Orleans XC Opener
Aug 30, 2024
4k
16:42.3
34th
Southland Conference Outdoor Track & Field Championships
May 9-11, 2024
800
2:36.01
21st (P)
J Fred Duckett Twilight Meet
Apr 20, 2024
800
NT
2024 Southeastern Louisiana University Strawberry Relays
Apr 12, 2024
800
DNF
Keyth Talley Invitational
Mar 23, 2024
1500
DNF
Louisiana Classic
Mar 15-16, 2024
800
2:27.03
9th (F)
4x800
9:54.14
3rd (F)
Southland Conference Indoor Track & Field Championships
Feb 25-26, 2024
800
2:25.26
11th (P)
4x400
4:07.71
10th (F)
LSU Twilight
Feb 16, 2024
4x400
4:15.73
4th (F)
McNeese State #2
Jan 25-26, 2024
600
1:45.53
4th (F)
4x400
4:14.32
3rd (F)
NCAA Division I South Central Region Cross Country Championships
Nov 10, 2023
6k
26:25.2
179th
2023 SLC Cross Country Championship
Oct 27, 2023
6k
26:02.1
52nd
Arturo Barrios Invite
Oct 13, 2023
6k
DNF
5th Annual Nicholls XC Invitational
Sep 30, 2023
5k
20:18.8
11th
LSU Cross Country Invitational
Sep 15, 2023
5k
20:44.4
22nd
UNO XC Opener
Sep 1, 2023
4k
16:09.0
42nd
QUICK LINKS:
400
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Choose an Event
400
600
800
1500
Mile
3000
4x400
4x800
DMR
3k
4k
5k
6k
400 Meters (Outdoor)
Top↑
1:01.36
Pelican Relays 2026
Apr 10-11, 2026
600 Meters (Indoor)
Top↑
1:39.41
LSU PURPLE TIGER
Jan 16, 2026
1:43.04
LSU Purple Tiger
Jan 17, 2025
1:45.53
McNeese State #2
Jan 25-26, 2024
800 Meters (Outdoor)
Top↑
2:15.77
2026 Collegiate Strawberry Relays
Apr 17, 2026
2:16.72
Southland Conference Outdoor Track & Field Championships
May 15-17, 2025
2:15.41
J Fred Duckett Twilight Meet
Apr 26, 2025
2:19.61
Strawberry Relays
Apr 11-12, 2025
2:36.01
Southland Conference Outdoor Track & Field Championships
May 9-11, 2024
NT
J Fred Duckett Twilight Meet
Apr 20, 2024
DNF
2024 Southeastern Louisiana University Strawberry Relays
Apr 12, 2024
2:27.03
Louisiana Classic
Mar 15-16, 2024
800 Meters (Indoor)
Top↑
2:16.34
SLC Indoor T&F Championships
Feb 25-26, 2026
2:21.24
McNeese College 2 and Multi
Jan 29-30, 2026
2:18.82
Southland Conference Indoor Championships 2025
Mar 2- 3, 2025
2:23.17
McNeese #2 & Multi
Jan 30-31, 2025
2:23.17
McNeese Indoor II & Multi (University)
Jan 30-31, 2025
2:25.26
Southland Conference Indoor Track & Field Championships
Feb 25-26, 2024
1500 Meters (Outdoor)
Top↑
4:32.92
LSU Alumni Gold
Apr 25, 2026
4:42.03
2026 98th Clyde Littlefield Texas Relays (Univ/College)
Apr 1- 4, 2026
4:41.73
2026 LACLASSIC
Mar 21, 2026
4:57.08
J Fred Duckett Twilight Meet
Apr 26, 2025
5:02.58
Pelican Relays 2025
Apr 5, 2025
DNF
Keyth Talley Invitational
Mar 23, 2024
Mile (Indoor)
Top↑
5:07.92
Samford Bulldog Invite 2026
Feb 13, 2026
5:08.73
LSU PURPLE TIGER
Jan 16, 2026
5:18.34
LSU Twilight
Feb 21, 2025
3000 Meters (Indoor)
Top↑
10:05.10
SLC Indoor T&F Championships
Feb 25-26, 2026
4 x 400 Relay (Outdoor)
Top↑
4:06.65
LSU Alumni Gold
Apr 25, 2026
4:11.58
2026 Collegiate Strawberry Relays
Apr 17, 2026
4:11.68
Pelican Relays 2026
Apr 10-11, 2026
3:59.74
Southland Conference Outdoor Track & Field Championships
May 15-17, 2025
4:03.44
J Fred Duckett Twilight Meet
Apr 26, 2025
4:09.66
Strawberry Relays
Apr 11-12, 2025
4:07.61
Pelican Relays 2025
Apr 5, 2025
4 x 400 Relay (Indoor)
Top↑
4:05.29
SLC Indoor T&F Championships
Feb 25-26, 2026
4:08.12
Samford Bulldog Invite 2026
Feb 13, 2026
4:24.30
McNeese College 2 and Multi
Jan 29-30, 2026
4:02.62
Southland Conference Indoor Championships 2025
Mar 2- 3, 2025
4:13.03
LSU Purple Tiger
Jan 17, 2025
4:07.71
Southland Conference Indoor Track & Field Championships
Feb 25-26, 2024
4:15.73
LSU Twilight
Feb 16, 2024
4:14.32
McNeese State #2
Jan 25-26, 2024
4 x 800 Relay (Outdoor)
Top↑
9:27.42
2026 LACLASSIC
Mar 21, 2026
9:30.97
Louisiana Classic
Mar 22, 2025
9:54.14
Louisiana Classic
Mar 15-16, 2024
Distance Medley Relay (Outdoor)
Top↑
12:09.64
2025 97th Clyde Littlefield Texas Relays
Mar 26-29, 2025
Distance Medley Relay (Indoor)
Top↑
12:11.89
SLC Indoor T&F Championships
Feb 25-26, 2026
12:10.46
Southland Conference Indoor Championships 2025
Mar 2- 3, 2025
3k
Top↑
11:05.1
LSU XC Invitational 2025
Sep 12, 2025
4k
Top↑
14:35.0
2025 Battle for NOLA XC Meet
Aug 29, 2025
16:42.3
2024 Battle For New Orleans XC Opener
Aug 30, 2024
16:09.0
UNO XC Opener
Sep 1, 2023
5k
Top↑
18:44.2
7th Annual Nicholls XC Invitational
Sep 27, 2025
20:28.0
6th Annual Nicholls XC Invitational presented by Walk-On's
Sep 28, 2024
20:18.8
5th Annual Nicholls XC Invitational
Sep 30, 2023
20:44.4
LSU Cross Country Invitational
Sep 15, 2023
6k
Top↑
22:46.0
NCAA Division I South Central Region Cross Country Championships
Nov 14, 2025
22:10.9
SLC Cross Country Championships
Oct 31, 2025
22:14.2
Arturo Barrios Invitational
Oct 17, 2025
23:43.2
NCAA Division I South Central Region Cross Country Championships
Nov 15, 2024
DNF
SLC Cross Country Championships
Nov 1, 2024
25:42.3
SLC Cross Country Championships
Nov 1, 2024
23:19.1
Arturo Barrios Invitational
Oct 18, 2024
26:25.2
NCAA Division I South Central Region Cross Country Championships
Nov 10, 2023
26:02.1
2023 SLC Cross Country Championship
Oct 27, 2023
DNF
Arturo Barrios Invite
Oct 13, 2023
2026 Outdoors
400 Meters
1:01.36
Pelican Relays 2026
April 10-11, 2026
800 Meters
2:15.77
2026 Collegiate Strawberry Relays
April 17, 2026
1500 Meters
4:32.92
LSU Alumni Gold
April 25, 2026
4:42.03
2026 98th Clyde Littlefield Texas Relays (Univ/College)
April 1- 4, 2026
4:41.73
2026 LACLASSIC
March 21, 2026
4 x 400 Relay
4:06.65
LSU Alumni Gold
April 25, 2026
4:11.58
2026 Collegiate Strawberry Relays
April 17, 2026
4:11.68
Pelican Relays 2026
April 10-11, 2026
4 x 800 Relay
9:27.42
2026 LACLASSIC
March 21, 2026
2026 Indoors
600 Meters
1:39.41
LSU PURPLE TIGER
January 16, 2026
800 Meters
2:16.34
SLC Indoor T&F Championships
February 25-26, 2026
2:21.24
McNeese College 2 and Multi
January 29-30, 2026
Mile
5:07.92
Samford Bulldog Invite 2026
February 13, 2026
5:08.73
LSU PURPLE TIGER
January 16, 2026
3000 Meters
10:05.10
SLC Indoor T&F Championships
February 25-26, 2026
4 x 400 Relay
4:05.29
SLC Indoor T&F Championships
February 25-26, 2026
4:08.12
Samford Bulldog Invite 2026
February 13, 2026
4:24.30
McNeese College 2 and Multi
January 29-30, 2026
Distance Medley Relay
12:11.89
SLC Indoor T&F Championships
February 25-26, 2026
2025 XC
3k
11:05.1
LSU XC Invitational 2025
September 12, 2025
4k
14:35.0
2025 Battle for NOLA XC Meet
August 29, 2025
5k
18:44.2
7th Annual Nicholls XC Invitational
September 27, 2025
6k
22:46.0
NCAA Division I South Central Region Cross Country Championships
November 14, 2025
22:10.9
SLC Cross Country Championships
October 31, 2025
22:14.2
Arturo Barrios Invitational
October 17, 2025
2025 Outdoors
800 Meters
2:16.72
Southland Conference Outdoor Track & Field Championships
May 15-17, 2025
2:15.41
J Fred Duckett Twilight Meet
April 26, 2025
2:19.61
Strawberry Relays
April 11-12, 2025
1500 Meters
4:57.08
J Fred Duckett Twilight Meet
April 26, 2025
5:02.58
Pelican Relays 2025
April 5, 2025
4 x 400 Relay
3:59.74
Southland Conference Outdoor Track & Field Championships
May 15-17, 2025
4:03.44
J Fred Duckett Twilight Meet
April 26, 2025
4:09.66
Strawberry Relays
April 11-12, 2025
4:07.61
Pelican Relays 2025
April 5, 2025
4 x 800 Relay
9:30.97
Louisiana Classic
March 22, 2025
Distance Medley Relay
12:09.64
2025 97th Clyde Littlefield Texas Relays
March 26-29, 2025
2025 Indoors
600 Meters
1:43.04
LSU Purple Tiger
January 17, 2025
800 Meters
2:18.82
Southland Conference Indoor Championships 2025
March 2- 3, 2025
2:23.17
McNeese #2 & Multi
January 30-31, 2025
2:23.17
McNeese Indoor II & Multi (University)
January 30-31, 2025
Mile
5:18.34
LSU Twilight
February 21, 2025
4 x 400 Relay
4:02.62
Southland Conference Indoor Championships 2025
March 2- 3, 2025
4:13.03
LSU Purple Tiger
January 17, 2025
Distance Medley Relay
12:10.46
Southland Conference Indoor Championships 2025
March 2- 3, 2025
2024 XC
4k
16:42.3
2024 Battle For New Orleans XC Opener
August 30, 2024
5k
20:28.0
6th Annual Nicholls XC Invitational presented by Walk-On's
September 28, 2024
6k
23:43.2
NCAA Division I South Central Region Cross Country Championships
November 15, 2024
DNF
SLC Cross Country Championships
November 1, 2024
25:42.3
SLC Cross Country Championships
November 1, 2024
23:19.1
Arturo Barrios Invitational
October 18, 2024
2024 Outdoors
800 Meters
2:36.01
Southland Conference Outdoor Track & Field Championships
May 9-11, 2024
NT
J Fred Duckett Twilight Meet
April 20, 2024
DNF
2024 Southeastern Louisiana University Strawberry Relays
April 12, 2024
2:27.03
Louisiana Classic
March 15-16, 2024
1500 Meters
DNF
Keyth Talley Invitational
March 23, 2024
4 x 800 Relay
9:54.14
Louisiana Classic
March 15-16, 2024
2024 Indoors
600 Meters
1:45.53
McNeese State #2
January 25-26, 2024
800 Meters
2:25.26
Southland Conference Indoor Track & Field Championships
February 25-26, 2024
4 x 400 Relay
4:07.71
Southland Conference Indoor Track & Field Championships
February 25-26, 2024
4:15.73
LSU Twilight
February 16, 2024
4:14.32
McNeese State #2
January 25-26, 2024
2023 XC
4k
16:09.0
UNO XC Opener
September 1, 2023
5k
20:18.8
5th Annual Nicholls XC Invitational
September 30, 2023
20:44.4
LSU Cross Country Invitational
September 15, 2023
6k
26:25.2
NCAA Division I South Central Region Cross Country Championships
November 10, 2023
26:02.1
2023 SLC Cross Country Championship
October 27, 2023
DNF
Arturo Barrios Invite
October 13, 2023
400 Meters (Outdoors)
2026
1:01.36
Pelican Relays 2026
(Apr 10-11, 2026)
800 Meters (Outdoors)
2026
2:15.77
2026 Collegiate Strawberry Relays
(Apr 17, 2026)
2025
2:15.41
J Fred Duckett Twilight Meet
(Apr 26, 2025)
2024
2:27.03
Louisiana Classic
(Mar 15-16, 2024)
1500 Meters (Outdoors)
2026
4:32.92
LSU Alumni Gold
(Apr 25, 2026)
2025
4:57.08
J Fred Duckett Twilight Meet
(Apr 26, 2025)
600 Meters (Indoors)
2026
1:39.41
LSU PURPLE TIGER
(Jan 16, 2026)
2025
1:43.04
LSU Purple Tiger
(Jan 17, 2025)
2024
1:45.53
McNeese State #2
(Jan 25-26, 2024)
800 Meters (Indoors)
2026
2:16.34
SLC Indoor T&F Championships
(Feb 25-26, 2026)
2025
2:18.82
Southland Conference Indoor Championships 2025
(Mar 2- 3, 2025)
2024
2:25.26
Southland Conference Indoor Track & Field Championships
(Feb 25-26, 2024)
Mile (Indoors)
2026
5:07.92
Samford Bulldog Invite 2026
(Feb 13, 2026)
2025
5:18.34
LSU Twilight
(Feb 21, 2025)
3000 Meters (Indoors)
2026
10:05.10
SLC Indoor T&F Championships
(Feb 25-26, 2026)
3k (XC)
2025
11:05.1
LSU XC Invitational 2025
Sep 12, 2025
4k (XC)
2025
14:35.0
2025 Battle for NOLA XC Meet
Aug 29, 2025
2024
16:42.3
2024 Battle For New Orleans XC Opener
Aug 30, 2024
2023
16:09.0
UNO XC Opener
Sep 1, 2023
5k (XC)
2025
18:44.2
7th Annual Nicholls XC Invitational
Sep 27, 2025
2024
20:28.0
6th Annual Nicholls XC Invitational presented by Walk-On's
Sep 28, 2024
2023
20:18.8
5th Annual Nicholls XC Invitational
Sep 30, 2023
6k (XC)
2025
22:10.9
SLC Cross Country Championships
Oct 31, 2025
2024
23:19.1
Arturo Barrios Invitational
Oct 18, 2024
2023
26:02.1
2023 SLC Cross Country Championship
Oct 27, 2023