SIOUX FALLS, S.D. – The Pioneers and Golden Eagles capped the regular season with standout performances, earning the final Kwik Star Summit League Men’s and Women’s Tennis Peak Performer of the Week awards, league officials announced Tuesday.
 
In singles play, Denver’s Rikuto Yamaguchi and Oral Roberts’ Chara Grammatikaki claimed the last honors of the season.
 
On the doubles side, the Pioneer duo of Daniel Sancho Arbizu and Theo Coats took the men’s accolade, while Denver’s Louise Wikander and Claudia Martinez de Velasco secured recognition for the women.
 
MEN’S TENNIS SINGLE PEAK PERFORMER OF THE WEEK
Rikuto Yamaguchi, Denver (Sr)

• Garnered his second career peak performer award, second of the season.
• Helped Denver secure the Summit League regular season title with dominant wins over Drake (7-0) and North Dakota (5-0).
• Went unbeaten on the No. 3 singles court, dropping no more than five games in either match.
• Opened the week with a 6-3, 6-2 victory over Drake’s Aaron Dawson.
• Closed with a 6-1, 6-2 win against North Dakota’s Leo Galliano.

MEN’S TENNIS DOUBLES PEAK TEAM OF THE WEEK
Daniel Sancho Arbizu (Sr) & Theo Coats (Fr), Denver

• Sancho Arbizu collected his eighth career peak performer award, fourth of the season.
• Coats garnered the third peak performer honor of his career, third of the season.
• Went undefeated on the No. 2 doubles court in matchups against Drake and North Dakota.
• Posted a 6-3 win over Drake’s Dawson and Adan Tarquino.
• Bested UND’s Andrew Hayduke II and Ethan Terry, 6-4.
• Both their victories clinched the doubles point for Denver.

WOMEN’S TENNIS SINGLES PEAK PERFORMER OF THE WEEK
Chara Grammatikaki, Oral Roberts (Sr)

• Received the second weekly honor of her career, second of the season.
• Went 2-0 on the No. 2 singles court, playing a pivotal role in Oral Roberts’ victories over St. Thomas (4-3) and Omaha (5-2).
• Secured the Golden Eagles the No. 2 seed in the upcoming Summit League Women’s Tennis Championship.
• Battled back for a 4-6, 6-3, 6-3 victory over St. Thomas’ Caroline Lindahl.
• Outlasted Omaha’s Khayli Buckels in a tight contest, 6-3, 3-6, 7-6 (7-5).

Also nominated: Louise Wikander (Denver), Chara Grammatikaki (Oral Roberts), Grace Chadick (South Dakota)
 
WOMEN’S TENNIS DOUBLES PEAK TEAM OF THE WEEK
Louise Wikander (Jr) and Claudia Martinez de Velasco (Jr), Denver

• Martinez de Velasco captured the fourth peak performer accolade of her career, second of the season.
• Wikander collected her fourth career peak performer of the week honor, second of the season.
• Won both No. 2 doubles matches in the final weekend of the regular season.
• Helped Denver claim the Summit League regular season title with victories over South Dakota (4-3) and North Dakota (5-2).
• Opened with a 6-4 win over South Dakota’s Bea Havlickova and Grace Chadick
• Closed with a 6-2 triumph against North Dakota’s Nore Heinitz and Jule Schulte.

2025 Peak Performers of the Week
January 21
MS: Daniel Sancho Arbizu, Denver
WS: Andrea Pineda, North Dakota
 
January 27
MS: Leo Galliano, North Dakota
MD: Daniel Sancho Arbizu & Theo Coats, Denver
WS: Bea Havlickova, South Dakota
WD: Andrea Burguete Beltran & Marley Lambert, Denver
 
February 4
MS: Leo Galliano, North Dakota
MD: Will Ecklund & Ben Johnson, Drake
WS: Selena Bird, South Dakota
WD: Jule Schulte & Nore Heinitz, North Dakota
 
February 11
MS: Will Ecklund, Drake
MD: Ben Johnson & Will Ecklund, Drake
WS: Catherine Chrobak, Kansas City
WD: Joanna Miralles & Sophie Marshman, Kansas City
 
February 18
MS: Bryan Kuntz, Omaha
MD: Andrew Hayduke II & Leo Galliano, North Dakota
WS: Catherine Chrobak, Kansas City
WD: Andrea Burguete Beltran & Marley Lambert, Denver
 
February 25
MS: Daniel Sancho Arbizu, Denver
MD: Daniel Sancho Arbizu & Theo Coats, Denver
WS: Zoe Adkins, Omaha
WD: Claudia Martinez de Velasco & Louise Wikander, Denver
 
March 4
MS: Raffaello Papajcik, Denver
MD: Leandro Zgraggen & Ange-Kevin Koua, North Dakota
WS: Sorcha Caves, South Dakota
WD: Andrea Burguete Beltran & Marley Lambert, Denver
 
March 11
MS: Pavan Uppu, Omaha
MD: Christian Trevey & Pavan Uppu, Omaha
WS: Andrea Burguete Beltran, Denver
WD: Andrea Burguete Beltran & Marley Lambert, Denver
 
March 18
MS: Leandro Zgraggen, North Dakota
MD: Connor Robb-Wilcox & Rikuto Yamaguchi, Denver
WS: Ethel Li, North Dakota
WD: Summer Shannon & Keegan VanPelt, Omaha
 
March 25
MS: Ben Johnson, Drake
MD: Adan Tarquino & Aaron Dawson, Drake
WS: Grace Chadick, South Dakota
WD: Nina Wiese & Katelynn Kock, Omaha
 
April 1
MS: Raffaello Papajcik, Denver
MD: Mikhail Korkunov & Bryan Kuntz, Omaha
WS: Arina Sorokina, Oral Roberts
WD: Chara Grammatakiki & Luna Morini, Oral Roberts
 
April 8
MS: Ryoma Mishiro, Denver
MD: Mikhail Korkunov & Bryan Kuntz, Omaha
WS: Jule Schulte, North Dakota
WD: Jule Schulte & Nore Heinitz, North Dakota
 
April 15
MS: Rikuto Yamaguchi, Denver
MD: Daniel Sancho Arbizu & Theo Coats, Denver
WS: Chara Grammatikaki, Oral Roberts
WD: Louise Wikander and Claudia Martinez de Velasco, Denver
 
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