Semi Ajayi
| Date of birth | 09 November 1993 |
| Place of birth | Crayford, England |
| Nationality | Nigerian |
| Weight | 83 kg |
| Height | 1.93 m |
| Position | Defender |
Full name is: Oluwasemilogo Adesewo Ibidapo Ajayi.
Semi Ajayi was selected on Charlton Athletic's subs bench for the first time on 12 January 2013 in a League Championship against Blackpool.
He joined Arsenal in September 2013 with a contract to June 2016.
After a loan spell, Semi joined Cardiff City in July 2015 with a two-year contract.
After a loan spell, he joined Rotherham United in June 2017 with a three-year contract.
Semi joined West Bromwich Albion in July 2019 with a four-year contract.
Club history
| Team | Joined | Left | Loan / Trialist |
|---|---|---|---|
| Charlton Athletic | 01 Jul 2012 | 30 Jun 2013 | |
| Dartford | 22 Nov 2012 | 22 Dec 2012 | L |
| Arsenal | 24 Sep 2013 | 30 Jun 2015 | |
| Cardiff City | 25 Mar 2015 | 31 May 2015 | L |
| Cardiff City | 01 Jul 2015 | 09 Jun 2017 | |
| AFC Wimbledon | 29 Sep 2015 | 29 Oct 2015 | L |
| Crewe Alexandra | 26 Nov 2015 | 26 Feb 2016 | L |
| Rotherham United | 30 Jan 2017 | 31 May 2017 | L |
| Rotherham United | 09 Jun 2017 | 20 Jul 2019 | |
| West Bromwich Albion | 20 Jul 2019 |
Club stats
| Season | Team | Competition | Apps | Subs | Goals | Y | R |
|---|---|---|---|---|---|---|---|
| 2015-16 | AFC Wimbledon | League Two | 5 |
1
|
|||
| 2015-16 | Crewe Alexandra | League One | 13 |
2
|
|||
| 2016-17 | Rotherham United | League Championship | 17 | 1 |
|||
| 2017-18 | Rotherham United | FA Cup | 1 | ||||
| 2017-18 | Rotherham United | Football League Trophy | 1 | ||||
| 2017-18 | Rotherham United | League Cup | 2 | 1 |
|||
| 2017-18 | Rotherham United | League One | 29 | 6 |
5 |
4
|
|
| 2017-18 | Rotherham United | League One Play-Offs | 1 | 2 |
|||
| 2020-21 | West Bromwich Albion | FA Cup | 1 | 1 |
1
|
||
| 2020-21 | West Bromwich Albion | Premier League | 31 | 2 |
2 |
3
|
1
|
Please note: Career stats are based on performances in the Premier and Football Leagues and (in most cases all) internationals.
International stats
| Season | Team | Competition | Apps | Subs | Goals | Y | R |
|---|---|---|---|---|---|---|---|
| 2018-19 | Nigeria | Africa Cup of Nations | 4 |
||||
| 2018-19 | Nigeria | International Friendly | 2 | 1 |
|||
| 2019-20 | Nigeria | Africa Cup of Nations | 2 |
1
|
|||
| 2019-20 | Nigeria | International Friendly | 2 | ||||
| 2020-21 | Nigeria | Africa Cup of Nations | 2 |
||||
| 2020-21 | Nigeria | International Friendly | 2 |
1
|
|||
| 2021-22 | Nigeria | Africa Cup of Nations | 3 | 1 |
|||
| 2021-22 | Nigeria | International Friendly | 2 | ||||
| 2022-23 | Nigeria | Africa Cup of Nations | 2 | 1 |
|||
| 2023-24 | Nigeria | Africa Cup of Nations | 8 |
1
|
|||
| 2023-24 | Nigeria | FIFA World Cup | 4 | 1 |
1
|
||
| 2023-24 | Nigeria | International Friendly | 3 | ||||
| 2024-25 | Nigeria | Africa Cup of Nations | 2 | 1 |
|||
| 2024-25 | Nigeria | Unity Cup | 1 | ||||
| 2025-26 | Nigeria | Africa Cup of Nations | 6 | 1 |
1
|
||
| 2025-26 | Nigeria | FIFA World Cup | 2 | 1 |
1
|
||
| 2025-26 | Nigeria | Four Nation Tournament | 1 | ||||
| 2025-26 | Nigeria | International Friendly | 1 |
Please note: Career stats are based on performances in the Premier and Football Leagues and (in most cases all) internationals.
International matches
| Date | Match | Result | Competition | Round | |
|---|---|---|---|---|---|
| 08 Sep 2018 | Seychelles v Nigeria | W | 0-3 | Africa Cup of Nations | Qualifying group E |
| 11 Sep 2018 | Liberia v Nigeria | W | 1-2 | International Friendly | |
| 16 Oct 2018 | Libya v Nigeria | W | 2-3 | Africa Cup of Nations | Qualifying group E |
| 17 Nov 2018 | South Africa v Nigeria | D | 1-1 | Africa Cup of Nations | Qualifying group E |
| 20 Nov 2018 | Nigeria v Uganda | D | 0-0 | International Friendly | |
| 22 Mar 2019 | Nigeria v Seychelles | W | 3-1 | Africa Cup of Nations | Qualifying group E |
| 26 Mar 2019 | Nigeria v Egypt | W | 1-0 | International Friendly | |
| 10 Sep 2019 | Ukraine v Nigeria | D | 2-2 | International Friendly | |
| 13 Oct 2019 | Brazil v Nigeria | D | 1-1 | International Friendly | |
| 13 Nov 2019 | Nigeria v Benin | W | 2-1 | Africa Cup of Nations | Qualifying group L |
| 17 Nov 2019 | Lesotho v Nigeria | W | 2-4 | Africa Cup of Nations | Qualifying group L |
| 09 Oct 2020 | Nigeria v Algeria | L | 0-1 | International Friendly | |
| 13 Oct 2020 | Nigeria v Tunisia | D | 1-1 | International Friendly | |
| 13 Nov 2020 | Nigeria v Sierra Leone | D | 4-4 | Africa Cup of Nations | Qualifying group L |
| 17 Nov 2020 | Sierra Leone v Nigeria | D | 0-0 | Africa Cup of Nations | Qualifying group L |
| 11 Jan 2022 | Nigeria v Egypt | W | 1-0 | Africa Cup of Nations | Finals Group D |
| 19 Jan 2022 | Guinea-Bissau v Nigeria | W | 0-2 | Africa Cup of Nations | Finals Group D |
| 28 May 2022 | Mexico v Nigeria | L | 2-1 | International Friendly | |
| 02 Jun 2022 | Ecuador v Nigeria | L | 1-0 | International Friendly | |
| 09 Jun 2022 | Nigeria v Sierra Leone | W | 2-1 | Africa Cup of Nations | Qualifying group A |
| 13 Jun 2022 | Sao Tome e Principe v Nigeria | W | 0-10 | Africa Cup of Nations | Qualifying group A |
| 24 Mar 2023 | Nigeria v Guinea-Bissau | L | 0-1 | Africa Cup of Nations | Qualifying group A |
| 27 Mar 2023 | Guinea-Bissau v Nigeria | W | 0-1 | Africa Cup of Nations | Qualifying group A |
| 18 Jun 2023 | Sierra Leone v Nigeria | W | 2-3 | Africa Cup of Nations | Qualifying group A |
| 10 Sep 2023 | Nigeria v Sao Tome e Principe | W | 6-0 | Africa Cup of Nations | Qualifying group A |
| 13 Oct 2023 | Nigeria v Saudi Arabia | D | 2-2 | International Friendly | |
| 16 Nov 2023 | Nigeria v Lesotho | D | 1-1 | FIFA World Cup | Africa 1st round group C |
| 19 Nov 2023 | Zimbabwe v Nigeria | D | 1-1 | FIFA World Cup | Africa 1st round group C |
| 14 Jan 2024 | Nigeria v Equatorial Guinea | D | 1-1 | Africa Cup of Nations | Group A |
| 18 Jan 2024 | Ivory Coast v Nigeria | W | 0-1 | Africa Cup of Nations | Group A |
| 22 Jan 2024 | Guinea-Bissau v Nigeria | W | 0-1 | Africa Cup of Nations | Group A |
| 27 Jan 2024 | Nigeria v Cameroon | W | 2-0 | Africa Cup of Nations | Finals - Round of 16 |
| 02 Feb 2024 | Nigeria v Angola | W | 1-0 | Africa Cup of Nations | Finals quarter-final |
| 07 Feb 2024 | Nigeria v South Africa | W | 1-1 (4-2) | Africa Cup of Nations | Finals semi-final |
| 11 Feb 2024 | Ivory Coast v Nigeria | L | 2-1 | Africa Cup of Nations | Finals final |
| 22 Mar 2024 | Nigeria v Ghana | W | 2-1 | International Friendly | |
| 26 Mar 2024 | Nigeria v Mali | L | 0-2 | International Friendly | |
| 07 Jun 2024 | Nigeria v South Africa | D | 1-1 | FIFA World Cup | Africa 1st round group C |
| 10 Jun 2024 | Benin v Nigeria | L | 2-1 | FIFA World Cup | Africa 1st round group C |
| 07 Sep 2024 | Nigeria v Benin | W | 3-0 | Africa Cup of Nations | Qualifying group D |
| 10 Sep 2024 | Rwanda v Nigeria | D | 0-0 | Africa Cup of Nations | Qualifying group D |
| 11 Oct 2024 | Nigeria v Libya | W | 1-0 | Africa Cup of Nations | Qualifying group D |
| 28 May 2025 | Nigeria v Ghana | W | 2-1 | Unity Cup | Semi-final |
| 10 Oct 2025 | Lesotho v Nigeria | W | 1-2 | FIFA World Cup | Africa 1st round group C |
| 14 Oct 2025 | Nigeria v Benin | W | 4-0 | FIFA World Cup | Africa 1st round group C |
| 16 Nov 2025 | Nigeria v Congo DR | L | 1-1 (3-4) | FIFA World Cup | Africa 2nd round final |
| 23 Dec 2025 | Nigeria v Tanzania | W | 2-1 | Africa Cup of Nations | Group C |
| 27 Dec 2025 | Nigeria v Tunisia | W | 3-2 | Africa Cup of Nations | Group C |
| 05 Jan 2026 | Nigeria v Mozambique | W | 4-0 | Africa Cup of Nations | Round of 16 |
| 10 Jan 2026 | Algeria v Nigeria | W | 0-2 | Africa Cup of Nations | Quarter-final |
| 14 Jan 2026 | Morocco v Nigeria | L | 0-0 (2-4) | Africa Cup of Nations | Semi-final |
| 17 Jan 2026 | Egypt v Nigeria | W | 0-0 (4-2) | Africa Cup of Nations | 3rd place play-off |
| 27 Mar 2026 | Iran v Nigeria | W | 1-2 | Four Nation Tournament | |
| 03 Jun 2026 | Poland v Nigeria | D | 2-2 | International Friendly | |
Please note: Match history is complete for the Premier and Football Leagues and (in most cases all) internationals.