FIVB Age Group World Championships
FIVB BVB U21 WCHS
Thursday, October 16, 2025 Stadium Court 17:30
Match #21: Pool C
(3) Sofia Izuzquiza/Adriana Serrano, Spain
vs.
(19) Natalia Okla/Julia Radelczuk, Poland
Sofia Izuzquiza Corulla
Spain
Photo: FIVB
Personal Info
Birth Date: Feb 10, 2006 (19 yrs old)
Seasons: 4
Tournaments: 14
Career Wins: 1 (FIVB Montpellier 2025)
Career FIVB Age Group WC Best: 2nd (Shangluo 2024)
Career Winnings: US$2,202.75
Adriana Serrano Ferro
Spain
Photo: CEV
Personal Info
Birth Date: May 4, 2005 (20 yrs old)
Seasons: 4
Tournaments: 9
Career Best: 5th (FIVB Messina 2025)
Career FIVB Age Group WC Best: 33rd (Dikili 2022)
Career Winnings: US$660.83
Team Career Summary 
TourPlayed123457913172533Money
FIVB Age Group WC200000000001 US$0.00
Previous Puebla Results  Neither player has played in this venue before
Recent Results  1st Tournament
U21 World Championships Matches
DateBracketOpponentScoreTime
Thu, 10/16/2025 Pool C Avery Jackson / Sally Perez, United States (30, Q13)    
Thu, 10/16/2025 Pool C Natalia Okla / Julia Radelczuk, Poland (19)    
Fri, 10/17/2025 Pool C Bouysfi Fatimazahra / Fakhr Imane, Morocco (14)    

Natalia Okla
Poland
Photo: CEV
Personal Info
Birth Date: Sep 6, 2005 (20 yrs old)
Seasons: 2
Tournaments: 13
Career Best: 5th (4 times)
Career FIVB Age Group WC Best: First event
Career Winnings: US$5,726.38
Julia Radelczuk
Poland
Photo: CEV
Personal Info
Birth Date: Feb 19, 2006 (19 yrs old)
Seasons: 3
Tournaments: 15
Career Best: 2nd (FIVB Warsaw 2024)
Career FIVB Age Group WC Best: 37th (Shangluo 2024)
Career Winnings: US$8,166.93
Team Career Summary 
TourPlayed1234579131725Money
FIVB50000301010 US$3,513.08
FIVB Age Group WC10000000000 US$0.00
Overall60000301010 US$3,513.08
Previous Puebla Results  Neither player has played in this venue before
Recent Results 
TourDateTournamentSeedFinishPointsMoney
FIVB 7/18-21/2025 Futures Leuven 6 5th 240 € 300.00
FIVB 6/25-29/2025 BPT Challenge Warmia Mazury 32, Q17 17th 340 US$2,250.00
FIVB 6/12-15/2025 Futures Krakow 1 5th 240 € 300.00
FIVB 6/5-8/2025 Futures Prague 3 9th 180 € 200.00
FIVB 5/21-24/2025 BPT Futures Spiez 4 5th 240 € 300.00
U21 World Championships Matches
DateBracketOpponentScoreTime
Thu, 10/16/2025 Pool C Bouysfi Fatimazahra / Fakhr Imane, Morocco (14)    
Thu, 10/16/2025 Pool C Sofia Izuzquiza / Adriana Serrano, Spain (3)    
Fri, 10/17/2025 Pool C Avery Jackson / Sally Perez, United States (30, Q13)    
Head to Head Results
First meeting between the two teams
DateTourTournamentRoundWinning TeamSeedLosing TeamSeedScoreTime
10/16/25FIVB Age Group WCU21 World Championships Pool C