Piyaphon Phanichakul (Thai: ปิยพล ผานิชกุล; RTGS: Piyaphon Phanitchakun, born November 8, 1987), born Piyaphon Buntao (Thai: ปิยพล บรรเทา; RTGS: Piyaphon Banthao), simply known as Dai (Thai: ไดร์), is a Thai professional footballer and coach.

who plays as a right back for Thai League 1 club Chiangrai United.

Piyaphon was called up to the national team, in coach Winfried Schäfer first squad selection for the 2014 FIFA World Cup qualification.

He was a starter playing as a right back in the 2012 AFF Suzuki Cup.

In 2014, he was called up to the national team by Kiatisuk Senamuang to play in the 2015 AFC Asian Cup qualification.