Related Bios
Katherina O'Brien
10 Katherina O'Brien
  • Height:
    5-10
  • Position:
    OH
  • Year:
    So.
  • City:
    Whittier, CA
  • High School:
    Whittier
  • m
    25
  • k/s
    1.75
  • h %
    .156
  • a/s
    0.01
  • b/s
    0.17
  • sa/s
    0.01
  • d/s
    0.40
Recent games
Date Opponent Result
Nov 6 Mt. San Antonio W, 3-1
Nov 8 Cerritos W, 3-0
Nov 13 vs. Mt. San Antonio W, 3-1
Nov 15 vs. El Camino L, 3-0
Nov 19 vs. Pasadena City W, 3-1
Nov 23 San Diego City L, 3-1
Season Statistics
  Overall Conference
Matches 25 17
Sets 72 50
Kills 126 91
Kills per set 1.75 1.82
Errors 70 53
Total Attacks 358 266
Total Attacks per set 4.97 5.32
Hitting Percentage .156 .143
Assists 1 1
Assists per set 0.01 0.02
Service Aces 1 1
Service Errors 4 2
Service Aces per set 0.01 0.02
Receptions 70 51
Reception Errors 10 8
Digs 29 23
Digs per set 0.40 0.46
Block Solo 3 0
Block Assist 9 8
Block Total 12 8
Blocks per set 0.17 0.16
Block Errors 3 3
Ball Handling Errors 0 0
Points 134.5 96.0
Points per set 1.9 1.9
Matches started 3 2
Date Opponent Score ms s k e ta pct a pts
Aug 17 at East Los Angeles - - - - - - - -
Aug 28 at Antelope Valley W, 3-1 - 1 0 0 0 - 0 0.0
Aug 30 vs. Glendale W, 3-0 - 1 1 0 2 .500 0 1.0
Aug 30 at Orange Coast L, 3-0 - - - - - - - -
Sep 4 Fullerton W, 3-1 - - - - - - - -
Sep 6 at Saddleback W, 3-2 - 5 11 4 25 .280 0 13.0
Sep 6 vs. Santa Ana W, 3-0 1 3 4 3 15 .067 0 4.0
Sep 11 San Diego City W, 3-1 - 2 3 1 5 .400 0 3.5
Sep 18 at San Diego Mesa L, 3-0 - 3 2 3 8 -.125 0 2.0
Sep 20 Mt. San Jacinto L, 3-2 - 5 11 5 28 .214 0 12.0
Sep 25 at Pasadena City L, 3-0 - 3 4 3 17 .059 1 5.5
Sep 27 Long Beach L, 3-1 1 4 8 8 25 .000 0 8.0
Oct 2 at East Los Angeles W, 3-2 - 3 5 2 14 .214 0 5.0
Oct 4 El Camino L, 3-0 - 2 4 2 12 .167 0 4.5
Oct 9 LA Harbor W, 3-1 - 3 8 1 23 .304 0 8.5
Oct 11 at Mt. San Antonio W, 3-0 1 3 12 8 26 .154 0 12.5
Oct 16 at Cerritos W, 3-1 - 2 5 2 11 .273 0 5.0
Oct 18 Pasadena City L, 3-0 - 3 3 3 16 .000 0 3.0
Oct 23 at Long Beach L, 3-0 - 3 3 2 11 .091 0 3.5
Oct 25 East Los Angeles W, 3-0 - 2 5 2 11 .273 0 5.0
Oct 30 at El Camino L, 3-2 - 4 7 3 19 .211 0 7.5
Nov 1 at LA Harbor L, 3-1 - 4 3 5 21 -.095 0 3.5
Nov 6 Mt. San Antonio W, 3-1 - 3 8 3 17 .294 0 8.5
Nov 8 Cerritos W, 3-0 - 3 8 1 19 .368 0 8.0
Nov 13 vs. Mt. San Antonio W, 3-1 - 4 3 3 11 .000 0 3.0
Nov 15 vs. El Camino L, 3-0 - 3 0 3 4 -.750 0 0.0
Nov 19 vs. Pasadena City W, 3-1 - 1 5 2 9 .333 0 5.0
Nov 23 San Diego City L, 3-1 - 2 3 1 9 .222 0 3.0
Date Opponent Score ms s digs bs ba be tot bhe
Aug 17 at East Los Angeles - - - - - - - -
Aug 28 at Antelope Valley W, 3-1 - 1 0 0 0 0 0 0
Aug 30 vs. Glendale W, 3-0 - 1 0 0 0 0 0 0
Aug 30 at Orange Coast L, 3-0 - - - - - - - -
Sep 4 Fullerton W, 3-1 - - - - - - - -
Sep 6 at Saddleback W, 3-2 - 5 0 2 0 0 2 0
Sep 6 vs. Santa Ana W, 3-0 1 3 3 0 0 0 0 0
Sep 11 San Diego City W, 3-1 - 2 0 0 1 0 1 0
Sep 18 at San Diego Mesa L, 3-0 - 3 0 0 0 0 0 0
Sep 20 Mt. San Jacinto L, 3-2 - 5 1 1 0 0 1 0
Sep 25 at Pasadena City L, 3-0 - 3 9 0 1 1 1 0
Sep 27 Long Beach L, 3-1 1 4 2 0 0 0 0 0
Oct 2 at East Los Angeles W, 3-2 - 3 0 0 0 0 0 0
Oct 4 El Camino L, 3-0 - 2 3 0 1 0 1 0
Oct 9 LA Harbor W, 3-1 - 3 0 0 1 0 1 0
Oct 11 at Mt. San Antonio W, 3-0 1 3 2 0 1 1 1 0
Oct 16 at Cerritos W, 3-1 - 2 1 0 0 0 0 0
Oct 18 Pasadena City L, 3-0 - 3 0 0 0 0 0 0
Oct 23 at Long Beach L, 3-0 - 3 1 0 1 0 1 0
Oct 25 East Los Angeles W, 3-0 - 2 0 0 0 0 0 0
Oct 30 at El Camino L, 3-2 - 4 3 0 1 0 1 0
Nov 1 at LA Harbor L, 3-1 - 4 0 0 1 0 1 0
Nov 6 Mt. San Antonio W, 3-1 - 3 1 0 1 0 1 0
Nov 8 Cerritos W, 3-0 - 3 1 0 0 0 0 0
Nov 13 vs. Mt. San Antonio W, 3-1 - 4 0 0 0 1 0 0
Nov 15 vs. El Camino L, 3-0 - 3 0 0 0 0 0 0
Nov 19 vs. Pasadena City W, 3-1 - 1 0 0 0 0 0 0
Nov 23 San Diego City L, 3-1 - 2 2 0 0 0 0 0
Date Opponent Score ms s ta sa se r re
Aug 17 at East Los Angeles - - - - - - -
Aug 28 at Antelope Valley W, 3-1 - 1 0 0 0 1 0
Aug 30 vs. Glendale W, 3-0 - 1 0 0 0 0 0
Aug 30 at Orange Coast L, 3-0 - - - - - - -
Sep 4 Fullerton W, 3-1 - - - - - - -
Sep 6 at Saddleback W, 3-2 - 5 0 0 0 6 2
Sep 6 vs. Santa Ana W, 3-0 1 3 0 0 1 2 0
Sep 11 San Diego City W, 3-1 - 2 0 0 0 0 0
Sep 18 at San Diego Mesa L, 3-0 - 3 0 0 0 7 0
Sep 20 Mt. San Jacinto L, 3-2 - 5 0 0 0 0 0
Sep 25 at Pasadena City L, 3-0 - 3 8 1 1 5 1
Sep 27 Long Beach L, 3-1 1 4 0 0 0 10 2
Oct 2 at East Los Angeles W, 3-2 - 3 0 0 0 3 1
Oct 4 El Camino L, 3-0 - 2 0 0 0 2 1
Oct 9 LA Harbor W, 3-1 - 3 0 0 0 8 1
Oct 11 at Mt. San Antonio W, 3-0 1 3 0 0 0 0 0
Oct 16 at Cerritos W, 3-1 - 2 - 0 0 - 0
Oct 18 Pasadena City L, 3-0 - 3 0 0 0 6 1
Oct 23 at Long Beach L, 3-0 - 3 0 0 0 7 0
Oct 25 East Los Angeles W, 3-0 - 2 0 0 0 0 0
Oct 30 at El Camino L, 3-2 - 4 2 0 1 5 0
Nov 1 at LA Harbor L, 3-1 - 4 0 0 0 4 1
Nov 6 Mt. San Antonio W, 3-1 - 3 0 0 0 0 0
Nov 8 Cerritos W, 3-0 - 3 0 0 0 0 0
Nov 13 vs. Mt. San Antonio W, 3-1 - 4 0 0 0 0 0
Nov 15 vs. El Camino L, 3-0 - 3 0 0 0 1 0
Nov 19 vs. Pasadena City W, 3-1 - 1 0 0 0 0 0
Nov 23 San Diego City L, 3-1 - 2 0 0 1 3 0
m s k k/s e ta ta/s pct a a/s pts pts/s
2018-19 23 57 78 1.37 56 268 4.70 .082 0 0.00 85.5 1.5
2019-20 25 72 126 1.75 70 358 4.97 .156 1 0.01 134.5 1.9
Total 48 129 204 1.58 126 626 4.85 .125 1 0.01 220.0 1.7

Career Stats: Offense

m s digs d/s bs ba tot b/s
2018-19 23 57 8 0.14 3 9 12 0.21
2019-20 25 72 29 0.40 3 9 12 0.17
Total 48 129 37 0.29 6 18 24 0.19

Career Stats: Defense

m s ta sa sa/s se r re
2018-19 23 57 0 0 0.00 0 1 1
2019-20 25 72 10 1 0.01 4 70 10
Total 48 129 10 1 0.01 4 71 11

Career Stats: Serve/Receive

m s k k/s e ta ta/s pct a a/s pts pts/s
Event
Total 25 72 126 1.75 70 358 4.97 .156 1 0.01 134.5 1.9
Conference 17 50 91 1.82 53 266 5.32 .143 1 0.02 96.0 1.9
Exhibition - - - - - - - - - - - -
Location
Home 10 29 61 2.10 27 165 5.69 .206 0 0.00 64.0 2.2
Away 10 31 52 1.68 32 152 4.90 .132 1 0.03 57.5 1.9
Neutral 5 12 13 1.08 11 41 3.42 .049 0 0.00 13.0 1.1
Result
Wins 14 36 78 2.17 32 188 5.22 .245 0 0.00 82.0 2.3
Losses 11 36 48 1.33 38 170 4.72 .059 1 0.03 52.5 1.5
Month
August 2 2 1 0.50 0 2 1.00 .500 0 0.00 1.0 0.5
September 7 25 43 1.72 27 123 4.92 .130 1 0.04 48.0 1.9
October 9 25 52 2.08 25 143 5.72 .189 0 0.00 54.5 2.2
November 7 20 30 1.50 18 90 4.50 .133 0 0.00 31.0 1.6

Splits Stats: Offense

m s digs d/s bs ba tot b/s
Event
Total 25 72 29 0.40 3 9 12 0.17
Conference 17 50 23 0.46 0 8 8 0.16
Exhibition - - - - - - - -
Location
Home 10 29 10 0.34 1 4 5 0.17
Away 10 31 16 0.52 2 5 7 0.23
Neutral 5 12 3 0.25 0 0 0 0.00
Result
Wins 14 36 8 0.22 2 4 6 0.17
Losses 11 36 21 0.58 1 5 6 0.17
Month
August 2 2 0 0.00 0 0 0 0.00
September 7 25 15 0.60 3 2 5 0.20
October 9 25 10 0.40 0 5 5 0.20
November 7 20 4 0.20 0 2 2 0.10

Splits Stats: Defense

m s ta sa sa/s se r re
Event
Total 25 72 10 1 0.01 4 70 10
Conference 17 50 10 1 0.02 2 51 8
Exhibition - - - - - - - -
Location
Home 10 29 0 0 0.00 1 29 5
Away 10 31 10 1 0.03 2 38 5
Neutral 5 12 0 0 0.00 1 3 0
Result
Wins 14 36 0 0 0.00 1 20 4
Losses 11 36 10 1 0.03 3 50 6
Month
August 2 2 0 0 0.00 0 1 0
September 7 25 8 1 0.04 2 30 5
October 9 25 2 0 0.00 1 31 4
November 7 20 0 0 0.00 1 8 1

Splits Stats: Serve/Receive

News mentions
Women’s Volleyball: Roadrunners bounce back with win over Mt. SAC
  • Article
  • November 06, 2019
Women’s Volleyball: Roadrunners bounce back with win over Mt. SAC

Rio Hondo College freshman Alina Velo totaled a season-high 16 kills to help lead the Roadrunners to a 3-1 win over visiting Mt. San Antonio College on Wednesday.

  • November 06, 2019
The women’s volleyball team was proud to welcome Rio Hondo College president Dr. Arturo Reyes (center) who was in attendance at the match.
  • Article
  • October 25, 2019
Women’s Volleyball: Roadrunners waste little time in sweep of East LA

Sophomore Danielle Betancourt and freshman Alina Velo both totaled six kills each to help lead the Rio Hondo College women’s volleyball team to a 3-0 sweep of visiting East Los Angeles College on Friday night.

  • October 25, 2019
Women’s Volleyball: Roadrunners cruise to sweep at Mt. SAC
  • Article
  • October 11, 2019
Women’s Volleyball: Roadrunners cruise to sweep at Mt. SAC

Sophomore Katherina O’Brien slammed home a season-best 12 kills to help lead the Rio Hondo College women’s volleyball team to a 3-0 win at Mt. San Antonio College on Friday night.

  • October 11, 2019
The Roadrunners following the win over LA Harbor.
  • Article
  • October 09, 2019
Women's Volleyball: Roadrunners pick up 3-1 win over LA Harbor

Rio Hondo College returned to its winning ways on Wednesday by beating visiting Los Angeles Harbor College 3-1 in a South Coast Conference match in Whittier.

  • October 09, 2019
Women’s Volleyball: Roadrunners outlast East LA for five-set SCC win
  • Article
  • October 02, 2019
Women’s Volleyball: Roadrunners outlast East LA for five-set SCC win

Sophomore Nicole Vasquez slammed down a Rio Hondo College career-best 20 kills to help lead the Roadrunners to a marathon 3-2 win at East Los Angeles College on Wednesday.

  • October 02, 2019
Women’s Volleyball: Rio Hondo drops conference opener at Pasadena
  • Article
  • September 25, 2019
Women’s Volleyball: Rio Hondo drops conference opener at Pasadena

Rio Hondo College sophomore Nicole Vasquez totaled a team-high eight kills but the Roadrunners had a tough time containing the No. 11 state-ranked Pasadena City College offense and lost 3-0 in both teams’ South Coast Conference opener on Wednesday.

  • September 25, 2019
Women’s Volleyball: Rio Hondo’s hot start continues with win over SDCC
  • Article
  • September 11, 2019
Women’s Volleyball: Rio Hondo’s hot start continues with win over SDCC

The Rio Hondo College women’s volleyball team continued its impressive run to start the season. On Wednesday, the Roadrunners improved to 6-1 overall after a 3-1 win over visiting San Diego City College.

  • September 11, 2019
The Rio Hondo College women's volleyball team following their two hard-fought wins at the Saddleback College Quad.
  • Article
  • September 06, 2019
Women’s Volleyball: Roadrunners win two at Saddleback Quad

The impressive start to the 2019 season continued for the Rio Hondo College women’s volleyball team. On Friday at the Saddleback College Quad, the Roadrunners stunned unbeaten host Saddleback 3-2 and cruised to a sweep of Santa Ana College to close out their day.

  • September 06, 2019