Christopher John Alandy-Dy Tiu (born July 15, 1985) is a Filipino former professional basketball player.

He went on to play his entire professional career for the Rain or Shine Elasto Painters of the Philippine Basketball Association (PBA), winning the Commissioner's Cup in 2016.

He also played for the Philippine national basketball team and was captain of the roster that competed in the 2011 FIBA Asia Championship.

[1] Tiu took his elementary and high school education at Xavier School in San Juan City, Philippines, and his collegiate education at Ateneo de Manila University in Quezon City, Philippines, where he earned a Bachelor of Science degree in management engineering and a minor in Chinese studies.

[13] In 2008, they managed to break their six year championship drought against their archrival the DLSU Green Archers which was led by JVee Casio and Rico Maierhofer at that time in two games.

In 2008, Tiu was named Favorite Athlete in the first Nickelodeon Philippines Kids' Choice Awards held at Aliw Theater, Pasay.

[15][16] On August 3, 2012 he declared for the 2012 PBA Rookie Draft after years of focusing on the Smart Gilas national team.

[21] His teammates at that time were JVee Casio, Marcus Douthit, Japeth Aguilar, Chris Lutz, Marcio Lassiter and Mark Barroca.

[35] His teammates included Ateneo Blue Eagles Kiefer Ravena, Nico Salva, Emman Monfort, Greg Slaughter and Justin Chua together with Jeric Fortuna and Jeric Teng of the UST Growling Tigers, Bobby Ray Parks Jr. of the NU Bulldogs, RR Garcia of the FEU Tamaraws, Garvo Lanete, Dave Marcelo and Jake Pascual of the San Beda Red Lions.

[38] In 2018, Coach Yeng Guiao and core players of Rain or Shine, including Tiu, represented the Philippines in the 2018 Asian Games.

[48] His leadership was also seen in his PBA career as he became one of the veterans for Rain or Shine, soothing tensions within the team and mentoring younger players.

[53] Tiu married investment banker Clarisse Ong on September 7, 2013 at a ceremony in Vancouver, Canada after twelve years of dating.

[54] In May 2016, after winning the 2016 PBA Commissioner's Cup, Tiu announced through an Instagram post that he and Ong were expecting their first child.

[61] While in college, he set up a food stall on the Ateneo de Manila campus called Chinky Chickens.