Head to Head
| WTT Singapore Smash | 2022/03/13 06:50 | Kristian Karlsson v Joao Geraldo | L | 3-1 |
| Qatar Open Women | 2018/05/26 12:20 | Joao Geraldo v Kristian Karlsson | L | 2-3 |
| Qatar Open Women | 2018/01/14 14:40 | Kristian Karlsson v Joao Geraldo | L | 3-1 |
| Qatar Open XD | 2017/08/24 16:30 | Joao Geraldo v Kristian Karlsson | L | 0-4 |
Home History
| WTT Contender Lima | 2022/06/17 00:15 | Joao Geraldo v Jonghoon Lim | L | 0-3 |
| WTT Star Contender Doha | 2022/03/26 15:10 | Joao Geraldo v Licen Yuan | L | 2-3 |
| WTT Star Contender Doha | 2022/03/25 18:05 | Joao Geraldo v Kakeru Sone | W | 3-2 |
| WTT Star Contender Doha | 2022/03/25 12:10 | Joao Geraldo v Angel Naranjo | W | 3-0 |
| WTT Contender Doha | 2022/03/19 16:18 | Yingbin Xu v Joao Geraldo | L | 3-1 |
| WTT Contender Doha | 2022/03/19 08:10 | Adrien Rassenfosse v Joao Geraldo | W | 2-3 |
| WTT Singapore Smash | 2022/03/13 06:50 | Kristian Karlsson v Joao Geraldo | L | 3-1 |
| WTT Singapore Smash | 2022/03/11 11:50 | Joao Geraldo v Hugo Calderano | W | 3-2 |
Away History
| WTT Champions Budapest | 2022/07/20 12:50 | Kristian Karlsson v Jingkun Liang | L | 0-3 |
| WTT Champions Budapest | 2022/07/19 08:35 | Chuqin Wang v Kristian Karlsson | W | 2-3 |
| WTT Star Contender Budapest | 2022/07/14 15:30 | Marcos Freitas v Kristian Karlsson | L | 3-0 |
| WTT Star Contender Doha | 2022/03/30 11:40 | Hugo Calderano v Kristian Karlsson | W | 1-3 |
| WTT Star Contender Doha | 2022/03/29 14:40 | Kristian Karlsson v Sathiyan Gnanasekaran | W | 3-1 |
| WTT Star Contender Doha | 2022/03/28 08:15 | Kristian Karlsson v Cheng-Ting Liao | W | 3-1 |
| WTT Contender Doha | 2022/03/21 13:10 | Jaehyun An v Kristian Karlsson | L | 3-2 |
| WTT Singapore Smash | 2022/03/17 07:20 | Jingkun Liang v Kristian Karlsson | L | 3-0 |