Juan César Alayo Vergara (born 18 November 1985) is a Peruvian football manager and former player who played as a left-back. He is the current interim manager of Sport Boys.
Alayo started his managerial career in 2017 with Sport Boys' youth categories. On 9 May 2021, he was named interim manager of the first team after the departure of Teddy Cardama,[2] and was in charge of the side for one match (a 0–2 loss against Alianza Lima) before returning to his previous role.
On 26 February 2022, Alayo was again named interim manager of Sport Boys, after Ytalo Manzo left the club.[3] He returned to his assistant role after the appointment of Walter Fiori, but was again named interim on 11 April after Fiori left.[4]
On 3 May 2022, Alayo was appointed manager of Sport Boys on a permanent basis.[5] Despite leaving in November when his contract expired,[6] he returned to the club on 1 May 2023, now as head of the youth categories,[7] and was again named interim manager seven days later, after Guillermo Sanguinetti left.[8]