| White | Elo | Black | Elo | ECO | Year | Res. | # | | | |
|
Ontiveros, John
|
1774
|
Jonatansson, Sigurdur ...
|
|
D37
|
2015
|
1-0
| 37 |
|
|
|
|
Aronsson, Gudmundur
|
1790
|
Jonatansson, Sigurdur ...
|
|
B43
|
2015
|
1-0
| 33 |
|
|
|
|
Moller, Baldur Helgi
|
2048
|
Jonatansson, Sigurdur ...
|
1691
|
A16
|
2016
|
1-0
| 37 |
|
|
|
|
Thorsson, Bjarnsteinn
|
1684
|
Jonatansson, Sigurdur ...
|
1691
|
E72
|
2016
|
1-0
| 83 |
|
|
|
|
Palsson, Halldor
|
2056
|
Jonatansson, Sigurdur ...
|
1649
|
A48
|
2018
|
1-0
| 45 |
|
|
|
|
Eliasson, Kristjan Orn
|
1829
|
Jonatansson, Sigurdur ...
|
1649
|
B33
|
2018
|
1-0
| 64 |
|
|
|
|
Baldursson, Haraldur
|
1944
|
Jonatansson, Sigurdur ...
|
1658
|
D03
|
2019
|
1-0
| 37 |
|
|
|
|
Fridthofsson, Sigurjon...
|
1789
|
Jonatansson, Sigurdur ...
|
1670
|
D03
|
2019
|
1-0
| 50 |
|
|
|
|
Skarphedinsson, Ingvar...
|
1484
|
Jonatansson, Sigurdur ...
|
1651
|
B41
|
2020
|
1-0
| 58 |
|
|
|
|
Briem, Benedikt
|
1864
|
Jonatansson, Sigurdur ...
|
1542
|
E73
|
2020
|
1-0
| 35 |
|
|
|
|
Thorarensen, Adalstein...
|
1665
|
Jonatansson, Sigurdur ...
|
1542
|
A41
|
2020
|
1-0
| 52 |
|
|
|
|
Finnsson, Johann Arnar
|
1874
|
Jonatansson, Sigurdur ...
|
1551
|
A15
|
2023
|
1-0
| 34 |
|
|
|
|
Banta, Robert Lance
|
|
Jonatansson, Sigurdur ...
|
1551
|
E72
|
2023
|
1-0
| 38 |
|
|
|
|
Larkin, Benjamin
|
1914
|
Jonatansson, Sigurdur ...
|
1731
|
B42
|
2024
|
1-0
| 44 |
|
|
|