Sumo – Women's lightweight at the 2009 World Games
Venue	Kaohsiung Municipal Kaohsiung Senior High School Gymnasium, Kaohsiung, Taiwan
Dates	17 July 2009
Competitors	15 from 14 nations
Medalists
Alina Boykova   Selengiin Enkhzayaa   Nelli Vorobyeva
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The women's lightweight competition in sumo at the 2009 World Games took place on 17 July 2009 at the Kaohsiung Municipal Kaohsiung Senior High School Gymnasium in Kaohsiung, Taiwan.^[1][2]

A total of 15 athletes entered the competition. They fought in the cup system with repechages.

	Score
1/16 Finals
Alina Boykova (UKR)		Bye
Nicole Niemeier (GER)	W-L	Marta Karpova (EST)
Nelli Vorobyeva (RUS)	W-L	Anna Metodieva (BUL)
Viktoria Fabian (HUN)	L-W	Lien Pei-ju (TPE)
Paola Boz (ITA)	L-W	Tamami Iwai (JPN)
Steffi Muller (GER)	L-W	Luciana Montgomery Watanabe (BRA)
Mak Ka-po (HKG)	L-W	Stephanie Wong (AUS)
Supawadee Laenglah (THA)	L-W	Selengiin Enkhzayaa (MGL)
Quarterfinals
Alina Boykova (UKR)	W-L	Nicole Niemeier (GER)
Nelli Vorobyeva (RUS)	W-L	Lien Pei-ju (TPE)
Tamami Iwai (JPN)	W-L	Luciana Montgomery Watanabe (BRA)
Stephanie Wong (AUS)	L-W	Selengiin Enkhzayaa (MGL)

	Score
1/16 Repechages
Nicole Niemeier (GER)		Bye
Anna Metodieva (BUL)	W-L	Lien Pei-ju (TPE)
Paola Boz (ITA)	L-W	Luciana Montgomery Watanabe (BRA)
Stephanie Wong (AUS)	L-W	Supawadee Laenglah (THA)
Repechages Quarterfinals
Nicole Niemeier (GER)	W-L	Anna Metodieva (BUL)
Luciana Montgomery Watanabe (BRA)	W-L	Supawadee Laenglah (THA)

	Score
Semifinals
Alina Boykova (UKR)	W-L	Nelli Vorobyeva (RUS)
Tamami Iwai (JPN)	L-W	Selengiin Enkhzayaa (MGL)
Repechages Semifinals
Nelli Vorobyeva (RUS)	W-L	Luciana Montgomery Watanabe (BRA)
Tamami Iwai (JPN)	L-W	Nicole Niemeier (GER)

	Score
Gold medal match
Alina Boykova (UKR)	W-L	Selengiin Enkhzayaa (MGL)
Bronze medal match
Nicole Niemeier (GER)	L-W	Nelli Vorobyeva (RUS)