Kacper PrzybyłkoPosition forwardNationality Germany, Poland Kacper PrzybyłkoPosition forwardNationality Germany, Poland 
Kai TrewinPosition midfielderNationality Australia 
Kailen SheridanPosition goalkeeperNationality Canada 
KakáPosition wingerNationality Brazil, Italy 
Kalifa CisséPosition centre-back, defenderNationality France, Mali 
Kamal MillerPosition defenderNationality Canada 
Kamil ČontofalskýPosition goalkeeperNationality Slovakia 
Karen BardsleyPosition goalkeeperNationality United States 
Karina MaruyamaPosition forwardNationality Japan 
Karl OuimettePosition midfielder, goalkeeperNationality Canada 
Kasey KellerPosition goalkeeperNationality United States 
Kate MarkgrafPosition centre-back, defenderNationality United States 
Katie BowenPosition defenderNationality New Zealand 
Katrina GorryPosition midfielderNationality Australia 
Kaylyn KylePosition midfielderNationality Canada 
Kei KamaraPosition forwardNationality Sierra Leone, United States 
Kelly ParkerPosition midfielderNationality Canada 
Kellyn AcostaPosition midfielderNationality United States 
Kelyn RowePosition midfielderNationality United States 
Kendall WastonPosition centre-backNationality Costa Rica 
Kennedy IgboananikePosition forwardNationality Nigeria 
Kenneth VermeerPosition goalkeeperNationality Kingdom of the Netherlands 
Kenny CooperPosition forwardNationality United States 
Kenny MansallyPosition midfielder, forwardNationality The Gambia 
Kenny SaiefPosition midfielder, defenderNationality United States, Israel 
Kenny StamatopoulosPosition goalkeeperNationality Canada, Greece 
KerolinPosition forwardNationality Brazil 
Keven AlemánPosition midfielder, inside forwardNationality Canada, Costa Rica 
Kevin DoylePosition forwardNationality Ireland 
Kevin HarmsePosition midfielderNationality Canada 
Kevin HartmanPosition goalkeeperNationality United States 
Khodadad AziziPosition forwardNationality Iran 
Kianz FroesePosition midfielderNationality Canada, Cuba 
Kieran GibbsPosition full-backNationality United Kingdom 
Kim Do-heonPosition midfielderNationality South Korea 
Kim Moon-hwanPosition midfielderNationality South Korea 
Kip ColveyPosition defenderNationality United States, New Zealand 
Konrad de la FuentePosition winger, forwardNationality United States 
Kosovare AsllaniPosition midfielder, forwardNationality Sweden 
Kris BoydPosition forwardNationality United Kingdom 
Kristie MewisPosition midfielder, full-backNationality United States 
Kristin KreukNationality CanadaBorn 30 December 1982 
Kyah SimonPosition forwardNationality Australia 
Kyle BeckermanPosition midfielderNationality United States 
Kyle BekkerPosition midfielderNationality Canada