2025 Indonesia National Science Olympiad

Olimpiade Sains Nasional
2025
Tournament information
Date21 - 27 September 2025 (SD & SMP) 6 - 12 October 2025 (SMA)
Host(s)Jakarta (SD & SMP) Malang (SMA)
VenueNovotel Mangga Dua Square (SD & SMP) Universitas Muhammadiyah Malang (SMA)
Final positions
ChampionsDKI Jakarta

The 2025 Indonesia National Science Olympiad (Indonesian: Olimpiade Sains Nasional 2025) was the 24th edition of the Indonesia National Science Olympiad. The finals of the event were held in Jakarta at Novotel Mangga Dua Square for the SD (elementary school) and SMP (junior high school) levels,[1] and in Malang at the Muhammadiyah University of Malang for the SMA (senior high school) level.[2]

DKI Jakarta were overall champions.

Schedule

In 2025, the semi final stage was reintroduced.

SD/MI/Sederajat (Elementary School level)[3][4]
Dates Stage Venue
11 - 12 June 2025 City/Regency level Online
6 - 7 August 2025 Province level Online
10 September 2025 Semi Finals Online
21 - 27 September 2025 Finals Novotel Mangga Dua Square
SMP/MTs/Sederajat (Junior High School level)[3][4]
Dates Stage Venue
17 - 18 June 2025 City/Regency level Online
13 - 14 June 2025 Province level Online
10 September 2025 Semi Finals Online
21 - 27 September 2025 Finals Novotel Mangga Dua Square
SMA/SMK/MA/MAK/Sederajat (Senior High School level)[3][4]
Dates Stage Venue
24 - 25 June 2025 City/Regency level Online
19 - 21 August 2025 Province level Online
11 September 2025 Semi Finals Online
6 - 12 October 2025 Finals Universitas Muhammadiyah Malang

Results

SD (Elementary School) level

Mathematics

Gold Medalists[5]
No. Name School Province Accolades
1 Ahmad El Fajri Habibulchaq MIS Perwanida East Java The Best Overall
2 Caleb Elias Dharmawirya SD Kristen Penabur Gading Serpong Banten The Best Theory
3 Marvent Joe Tanoto SD Universal DKI Jakarta
4 Hugo Roland Handyanto SD John Paul's School West Java The Best Exploration
5 Melvin Warren Tjok SD Mentari Intercultural School Bintaro Banten

Natural Sciences

Gold Medalists[5]
No. Name School Province Accolades
1 Kevin Athallah Raditya Ridwan SDIT Al Ittihad Rumbai Pesisir Riau Best Overall
2 Adam Karunia Ilahi SD Unggulan Al-Ya'lu East Java
3 Nathaniel Bryson Chandra SDS Kristen X BPK. Penabur DKI Jakarta
4 Hidetoshi Kinan Muhammad SD Muhammadiyah Sapen 1 DI Yogyakarta
5 Kalyca Mikhaela Aqeela Dinnoor SD Islam Athirah 2 Bukit Baruga South Sulawesi Best Experiment

Social Sciences

Gold Medalists[5]
No. Name School Province Accolades
1 Bodhi Joy Lukianto SD Xavierus 02 Palembang South Sumatra The Best Overall
2 Adzkia Sheza Zafiira SDIT Rabbi Radhiyya Bengkulu
3 Ni Putu Ishyandari Nayacitta SD Saraswati 6 Denpasar Bali
4 Hisyam Fadhila Azzikri SDSIT Luqman Padang West Sumatra
5 Radiant Wisnu Puta Fatagar SDN Cemara Dua No. 13 SKA Central Java The Best Theory

SMP (Junior High School) level

Mathematics

Gold Medalists[6]
No. Name School Province Accolades
1 Terry Roland Marzuki SMP Ipeka Puri DKI Jakarta The Best Overall
2 Rama Maheswara Pradnya Kusala SMPN 1 Boyolali Central Java
3 Marco Dzaki Rabbani Edward SMP Taruna Bangsa West Java The Most Perfect Score
4 Ali Kayana Aldea SMPN 252 Jakarta DKI Jakarta
5 Peter Euan Ridjab SMP Kanisius DKI Jakarta

Natural Sciences

Gold Medalists[6]
No. Name School Province Accolades
1 Howard Valero Hansen SMP Darma Yudha Riau The Best Overall,

The Best Practicum

2 Neo Haven Tanuwijaya SMPK Frater Mauemere East Nusa Tenggara The Best Theory
3 Brevin Lois Surbakti SMPS Methodist-2 Medan North Sumatra
4 Matthew Pranawinata Tarigan SMPS Permata Bangsa North Sumatra
5 Winny Amabelle Hanjaya SMPK 2 Penabur DKI Jakarta

Social Sciences

Gold Medalists[6]
No. Name School Province Accolades
1 Kiara Nadhiva Lihu SMPN 115 Jakarta DKI Jakarta The Best Overall,

The Best Theory

2 Derrick Andrew Lui SMPS Sutomo 1 North Sumatra The Best Practicum
3 Mas Al Kallie Mannaf SMP Telkom Makassar South Sulawesi
4 Aqila Zhafira Nugroho SMPN 41 Jakarta DKI Jakarta
5 Muhammad Arif Rahman MTsN 1 Kota Malang East Java

SMA (Senior High School) level

Mathematics

Gold Medalists[3]
No. Name School Province Accolades
1 Chrysander I A Setiawan SMAS Kristen 5 BPK Penabur DKI Jakarta Absolute Winner
2 Steven Abiel Cahyono SMA Katolik St.Louis 1 East Java
3 Herry Herdiana SMAK 3 Bina Bakti West Java
4 Yusril Ihsan Adinatanegara SMPN 1 Banyuwangi East Java
5 Jayden Jurianto SMAS 1 Kristen BPK Penabur DKI Jakarta

Physics

Gold Medalists[3]
No. Name School Province Accolades
1 Gusti Komang Abhika Atmaja SMA Kesatuan Bangsa DI Yogyakarta Absolute Winner,

Best Theory

2 Evan Syatia To SMAS Kristen BPK Penabur Gading Serpong Banten Best Experiment
3 Kayser Hwang SMP Darma Yudha Riau
4 Juan Richie SMAS Kristen Immanuel West Kalimantan
5 Matthew Tjandra SMAS Kristen 6 Penabur DKI Jakarta

Chemistry

Gold Medalists[3]
No. Name School Province Accolades
1 Leonard Irvin Gunadi SMAN 1 Purwokerto Central Java Absolute Winner
2 Raphael Njauw SMAS Kristen 6 Penabur DKI Jakarta
3 Ahmad Kautsar Al Ramadhani MAN 2 Kota Malang East Java
4 Willy Wijaya SMAN 2 Lumajang East Java Best Experiment
5 Muhammad Arya Razan MAN Insan Cendekia Serpong Banten

Computer Science / Informatics

Gold Medalists[3]
No. Name School Province Accolades
1 Michael Ruliff SMA Ignatius Global School Palembang South Sumatra
2 Warren Xing SMP Bina Mulia West Kalimantan
3 Leonel Chailand SMAS Santa Laurensia Banten
4 Thesen Wijaya SMAN 1 Ambon Maluku
5 Mitchell Joshua Hong SMAS Citra Kasih DKI Jakarta

Biology

Gold Medalists[3]
No. Name School Province Accolades
1 Derickson Lie SMAS Mondial Riau Islands
2 Talita Alya Nabilah MAN 2 Kota Malang East Java
3 Jonathan Ezekiel SMAS Kristen BPK Penabur Gading Serpong Banten
4 Wong, Bryant Alden SMAK BPK Penabur Singgasana West Java
5 Ali Fahriza Ahda Yusroni SMAN 2 Jombang East Java

Astronomy

Gold Medalists[3]
No. Name School Province Accolades
1 Athayeris Salsabila Indarso SMAS Labschool Jakarta DKI Jakarta Best Data Analysis
2 Johana Sophia Prayoga SMA Pradita Dirgantara Central Java
3 Muhammad Zhafif SMAS Kharisma Bangsa Banten
4 Jupiter Arshavino Raditya Mustofa SMP Semesta Bilingual Boarding School Central Java
5 Muhamad Bagir SMAN 8 Jakarta DKI Jakarta
Economics
Gold Medalists[3]
No. Name School Province Accolades
1 Shafwan Nizar Aulia SMA Cahaya Rancamaya West Java Best Economics
2 Diaz Raditya Airlangga SMAS Islam Al-Azhar 4 West Java
3 Muhammad Afif Abyan Hasya SMAN 17 Palembang South Sumatra
4 Amelia Azarine MAN Insan Cendekia Pekalongan Central Java
5 Favian Rizky Pratama SMAN 15 Surabaya East Java Best Business Case

Earth Sciences

Gold Medalists[3]
No. Name School Province Accolades
1 Marvell Collin Celeste SMAS Kristen Immanuel West Kalimantan Absolute Winner,

Best Theoritical Test

2 M. Arifin Irham MAN Insan Cendekia Padang Pariaman West Sumatra
3 Billy Adnan Khalifah SMA Kesatuan Bangsa DI Yogyakarta
4 Yuri Iltsar Budiman SMAN 1 Tambun Selatan West Java
5 Salma Rofidatul Hasanah MAN 2 Kota Malang East Java

Geography

Gold Medalists[3]
No. Name School Province Accolades
1 Kaleb Iash Elnathan Naibaho SMA Labschool Kebayoran DKI Jakarta Absolute Winner
2 Rafif Adinata Ramadhan MAN 1 Pekanbaru Riau
3 Sultan Flambo Albana SMAN 5 Surabaya East Java
4 Muhammad Javas Anarghya SMAN 8 Jakarta DKI Jakarta Best Written Response Test
5 Fremmunizar Syahel Akbar SMA Banua Kal Sel South Kalimantan

Results by Province

Results by Province[7]
No. Province Medals Grand Total
Gold Silver Bronze
1 DKI Jakarta 17 31 31 97
2 East Java 12 18 31 61
3 Banten 7 16 15 38
4 West Java 7 12 32 51
5 Central Java 6 16 26 48
6 Riau 4 8 10 22
7 DI Yogyakarta 3 9 13 25
8 South Sumatra 3 4 7 14
9 West Kalimantan 3 2 8 13
10 North Sumatra 3 2 3 8
11 South Sulawesi 2 5 1 8
12 West Sumatra 2 2 3 7
13 Bali 1 6 10 17
14 Riau Islands 1 3 4 8
15 South Kalimantan 1 1 1 3
16 Bengkulu 1 0 2 3
17 Maluku 1 0 0 1
East Nusa Tenggara 1 0 0 1
19 East Kalimantan 0 5 7 12
20 Lampung 0 3 9 12
21 Central Sulawesi 0 2 3 5
22 West Nusa Tenggara 0 2 1 3
23 Aceh 0 1 1 2
24 Southwest Papua 0 1 0 1
North Sulawesi 0 1 0 1
26 Bangka Belitung 0 0 3 3
27 Gorontalo 0 0 1 1
Jambi 0 0 1 1
Highland Papua 0 0 1 1
Southeast Sulawesi 0 0 1 1
Grand Total 75 150 225 450

See also

References

  1. ^ "Undangan Pelaksanaan OSN Dikdas Nasional Tahun 2025". Pusat Prestasi Nasional (in Indonesian). 17 September 2025.
  2. ^ "Undangan Pelaksanaan OSN SMA Nasional Tahun 2025". Pusat Prestasi Nasional (in Indonesian). 22 September 2025.
  3. ^ a b c d e f g h i j k l "Olimpiade Sains Nasional SMA 2025". Pusat Prestasi Nasional (in Indonesian). Retrieved 30 January 2026.
  4. ^ a b c "Pengumuman Hasil Semi Final OSN Tahun 2025". Pusat Prestasi Nasional (in Indonesian). 15 September 2025.
  5. ^ a b c Keputusan Kepala Balai Pengembangan Talenta Indonesia Pusat Prestasi Nasional Sekretariat Jenderal Kementerian Pendidikan Dasar Dan Menengah Nomor : 0901/J7.1/PN.00/2025 Tentang Penetapan Pemenang Ajang Talenta Olimpiade Sains Nasional Jenjang SD/MI/sederajat Tahun 2025 (PDF). Pusat Prestasi Nasional (in Indonesian). Retrieved 30 January 2026.
  6. ^ a b c Keputusan Kepala Balai Pengembangan Talenta Indonesia Pusat Prestasi Nasional Sekretariat Jenderal Kementerian Pendidikan Dasar Dan Menengah Nomor : 0900/J7.1/PN.00/2025 Tentang Penetapan Pemenang Ajang Talenta Olimpiade Sains Nasional Jenjang SMP/MTS/sederajat Tahun 2025 (PDF). Pusat Prestasi Nasional (in Indonesian). Retrieved 30 January 2026.
  7. ^ Pusat Prestasi Nasional (11 October 2025). "Acara Penutupan dan Penganugerahan Olimpiade Sains Nasional (OSN) Pendidikan Menengah 2025. Retrieved 30 January 2026 – via YouTube.
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