| Personal information | |||
|---|---|---|---|
| Full name | Kelechi John Christian | ||
| Date of birth | 7 September 1998 | ||
| Place of birth | Kaduna, Nigeria | ||
| Height | 1.91 m (6 ft 3 in) | ||
| Position | Centre-back | ||
| Team information | |||
Current team | União de Santarém | ||
| Number | 17 | ||
| Youth career | |||
| 2016 | El-Kanemi | ||
| 2017–2020 | Rio Ave | ||
| Senior career* | |||
| Years | Team | Apps | (Gls) |
| 2016 | Plateau United | 20 | (3) |
| 2020–2022 | Casa Pia | 55 | (0) |
| 2022–2023 | Central Coast Mariners | 3 | (0) |
| 2023 | B-SAD | 14 | (2) |
| 2023–2024 | Oliveirense | 32 | (2) |
| 2024–2025 | Portimonense | 15 | (1) |
| 2026 | Sanjoanense | 6 | (0) |
| 2026– | União de Santarém | 3 | (0) |
| * Club domestic league appearances and goals as of 12 September 2026 | |||
Kelechi John Christian, known as Kelechi John (born 7 September 1998) is a Nigerian professional footballer who plays as a centre-back for Portuguese Liga 3 club União de Santarém.
John started his career in Nigeria, before moving to Portugal and signing with Rio Ave F.C. where he played in their youth and reserve teams
John moved from Portugal to Australia and signed for the Central Coast Mariners in the A-League Men competition., becoming their sixth signing of the 2022-23 season. He made his debut for the Gosford side for their Round 2 away trip to Wellington Phoenix in a 2–2 draw.
After suffering an re-occurring injury and struggling to return to the first team due to excellent performances from his injury replacement Brian Kaltak, the Mariners agreed to sell him to B-SAD in the Liga Portugal 2 for an undisclosed amount.
On 11 July 2023 Liga Portugal 2's Oliveirense announced the signing of John for an undisclosed fee.
John has been called up to represent the Nigerian U-23s.