John Ontiveros

Country

ISL

Birth Year

1965

Gender

M

Title

FIDE ID

2303981

FIDE ratings

1837

Classical

Published FIDE

—

Rapid

Published FIDE

—

Blitz

Published FIDE

Official classical ranks

Inactive on the latest FIDE classical list

Rating history

Highest recorded rating
1837 Mar 2024
Recorded years
2012–2026
Archived games
74

Based on available monthly lists and saved games.

FIDE rating history

Published rating lists through Oct 2026.

View rating lists
Available Games

Published games available in our archive; coverage varies by tournament. Archive last checked: 2026-10-08 (UTC).

# Date Event Site Round White Black Result Moves View
1 2019-04-13 GAMMA Reykjavik Open 2019 Reykjavik ISL 6.75 Lenka Ptacnikova John Ontiveros 0-1 60 Open
2 2019-04-11 GAMMA Reykjavik Open 2019 Reykjavik ISL 5.73 Kai Inge Esbensen John Ontiveros 1-0 15 Open
3 2019-04-10 GAMMA Reykjavik Open 2019 Reykjavik ISL 4.53 John Ontiveros Paul Tinkler 0-1 44 Open
4 2019-04-09 GAMMA Reykjavik Open 2019 Reykjavik ISL 2.82 John Ontiveros Frederic Tinguely 1-0 63 Open
5 2019-04-08 GAMMA Reykjavik Open 2019 Reykjavik ISL 1.64 Joerg-Martin, Dr. Schultze John Ontiveros 1/2-1/2 30 Open
6 2018-03-13 Reykjavik Open 2018 Reykjavik ISL 8.109 John Ontiveros Isak Orri Karlsson 1-0 43 Open
7 2018-03-12 Reykjavik Open 2018 Reykjavik ISL 7.115 George Morgan John Ontiveros 1/2-1/2 19 Open
8 2018-03-11 Reykjavik Open 2018 Reykjavik ISL 6.101 John Ontiveros Gunnar Erik Gudmundsson 0-1 30 Open
9 2018-03-10 Reykjavik Open 2018 Reykjavik ISL 5.85 Hilmir Freyr Heimisson John Ontiveros 1-0 49 Open
10 2018-03-08 Reykjavik Open 2018 Reykjavik ISL 4.112 John Ontiveros Ottar Orn Bergmann Sigfusson 1-0 68 Open
11 2018-03-07 Reykjavik Open 2018 Reykjavik ISL 2.99 Orn Alexandersson John Ontiveros 1-0 35 Open
12 2018-03-06 Reykjavik Open 2018 Reykjavik ISL 1.62 John Ontiveros Bjorn Holm Birkisson 0-1 19 Open
13 2017-04-27 Reykjavik Open 2017 Reykjavik ISL 10.108 John Ontiveros Hordur Jonasson 0-1 39 Open
14 2017-04-26 Reykjavik Open 2017 Reykjavik ISL 9.93 Tim D Harding John Ontiveros 1-0 31 Open
15 2017-04-25 Reykjavik Open 2017 Reykjavik ISL 8.95 Heidrikur T. Jacobsen John Ontiveros 1-0 31 Open
16 2017-04-24 Reykjavik Open 2017 Reykjavik ISL 7.107 John Ontiveros Chris P Smith 1-0 37 Open
17 2017-04-23 Reykjavik Open 2017 Reykjavik ISL 6.92 Hafsteinn Agustsson John Ontiveros 1-0 57 Open
18 2017-04-22 Reykjavik Open 2017 Reykjavik ISL 5.113 John Ontiveros Armann Petursson 1-0 42 Open
19 2017-04-21 Reykjavik Open 2017 Reykjavik ISL 4.92 Aron Thor Mai John Ontiveros 1-0 29 Open
20 2017-04-20 Reykjavik Open 2017 Reykjavik ISL 3.86 John Ontiveros Bjorn Holm Birkisson 0-1 28 Open
21 2017-04-20 Reykjavik Open 2017 Reykjavik ISL 2.62 John A Kvamme John Ontiveros 1/2-1/2 36 Open
22 2017-04-19 Reykjavik Open 2017 Reykjavik ISL 1.73 John Ontiveros Frank Buchenau 1/2-1/2 67 Open
23 2016-03-16 Reykjavik Open 2016 Reykjavik ISL 10.9 Ellen Kakulidis John Ontiveros 1-0 19 Open
24 2016-03-15 Reykjavik Open 2016 Reykjavik ISL 9.103 John Ontiveros Joshua Davidsson 1-0 39 Open
25 2016-03-14 Reykjavik Open 2016 Reykjavik ISL 8.92 Birkir Karl Sigurdsson John Ontiveros 1-0 27 Open
26 2016-03-13 Reykjavik Open 2016 Reykjavik ISL 7.1 Isak Orri Karlsson John Ontiveros 0-1 45 Open
27 2016-03-11 Reykjavik Open 2016 Reykjavik ISL 5.9 John Ontiveros Jon Kristinsson 0-1 26 Open
28 2016-03-10 Reykjavik Open 2016 Reykjavik ISL 4.8 1402021 John Ontiveros 1-0 42 Open
29 2016-03-09 Reykjavik Open 2016 Reykjavik ISL 3.108 John Ontiveros Bjorgvin Kristbergsson 1-0 33 Open
30 2016-03-09 Reykjavik Open 2016 Reykjavik ISL 2.82 Haraldur Haraldsson John Ontiveros 1-0 30 Open
31 2016-03-08 Reykjavik Open 2016 Reykjavik ISL 1.78 John Ontiveros Nicolas Haynes 0-1 47 Open
32 2016-03-05 TCh-ISL Div 2 2015-16 Reykjavik ISL 7.3 John Ontiveros Sigurdur Jon Gunnarsson 1/2-1/2 22 Open
33 2016-03-05 TCh-ISL Div 2 2015-16 Reykjavik ISL 6.3 Arni Bodvarsson John Ontiveros 1-0 34 Open
34 2016-03-04 TCh-ISL Div 2 2015-16 Reykjavik ISL 5.2 John Ontiveros 2302071 1/2-1/2 20 Open
35 2015-09-26 TCh-ISL Div 2 2015-16 Reykjavik ISL 4.4 Pall Sigurdsson John Ontiveros 1-0 27 Open
36 2015-09-26 TCh-ISL Div 2 2015-16 Reykjavik ISL 3.1 John Ontiveros Audbergur Magnusson 1/2-1/2 19 Open
37 2015-09-26 TCh-ISL Div 2 2015-16 Reykjavik ISL 2.4 John Ontiveros Olafur Kjartansson 1-0 19 Open
38 2015-09-25 TCh-ISL Div 2 2015-16 Reykjavik ISL 1.2 Adolf Petersen John Ontiveros 1-0 28 Open
39 2015-05-13 Skakmot odlinga 2015 Reykjavik ISL 7.8 Halldor Gardarsson John Ontiveros 1/2-1/2 52 Open
40 2015-05-06 Skakmot odlinga 2015 Reykjavik ISL 6.5 John Ontiveros Eirikur K. Bjornsson 0-1 33 Open
41 2015-04-29 Skakmot odlinga 2015 Reykjavik ISL 5.8 John Ontiveros Sigurl. Regina Fridthjofsdottir 1-0 45 Open
42 2015-04-22 Skakmot odlinga 2015 Reykjavik ISL 4.11 Arnthor Hreinsson John Ontiveros 0-1 40 Open
43 2015-04-15 Skakmot odlinga 2015 Reykjavik ISL 3.8 John Ontiveros Kjartan Ingvarsson 0-1 42 Open
44 2015-04-08 Skakmot odlinga 2015 Reykjavik ISL 2.4 Gudlaug Thorsteinsdottir John Ontiveros 1-0 61 Open
45 2015-03-25 Skakmot odlinga 2015 Reykjavik ISL 1.12 John Ontiveros Sigurdur Freyr Jonatansson 1-0 37 Open
46 2015-03-18 Reykjavik Open 2015 Reykjavik ISL 10.112 John Ontiveros Hordur Jonasson 1-0 32 Open
47 2015-03-17 Reykjavik Open 2015 Reykjavik ISL 9.118 2305089 John Ontiveros 1/2-1/2 36 Open
48 2015-03-16 Reykjavik Open 2015 Reykjavik ISL 8.106 John Ontiveros Martin Sandberg 0-1 40 Open
49 2015-03-15 Reykjavik Open 2015 Reykjavik ISL 7.113 David C Kriewall John Ontiveros 1/2-1/2 33 Open
50 2015-03-14 Reykjavik Open 2015 Reykjavik ISL 6.119 John Ontiveros Johann Arnar Finnsson 1-0 58 Open

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