USAMO historical results

This is the USAMO historical results page.

USAMO Perfect Scorers

Since 1996, a perfect score on the USAMO has been 42 points for 6 problems. Prior to 1996 a perfect score was 100 points across 5 problems.

• 2018: None
• 2017: None
• 2016:
  • Allen Liu
• 2015:
  • Allen Liu
  • David Stoner
• 2014:
  • Joshua Brakensiek
• 2013: None
• 2012:
  • Alex Zhu
  • Thomas Swayze
  • Xiaoyu He
  • Mitchell Lee
  • Samuel Zbarsky
• 2011:
  • David Yang
  • Evan O'Dorney
• 2010: None
• 2008: None
• 2007: None
• 2006:
  • Brian Lawrence
• 2005: None
• 2004:
  • Tiankai Liu
• 2003:
  • Tiankai Liu
  • Po-Ru Loh
• 2002:
  • Daniel Kane
  • Ricky Liu
  • Tiankai Liu
  • Po-Ru Loh
  • Inna Zakharevich
• 1996:
  • Chris Chang
• 1992:
  • Kiran Kedlaya
  • Lenny Ng

USAMO Winners

The top 12 scorers on the USAMO are currently designated as USAMO winners. In the past, this number was smaller.

• 2018:
  • Eric Gan
  • Thomas Guo
  • Vincent Huang
  • Joshua Lee
  • Michael Ren
  • Victor Rong
  • Carl Schildkraut
  • Mihir Singhal
  • Edward Wan
  • Brandon Wang
  • Guanpeng Xu
  • Andrew Yao
• 2017:
  • Zachary Chroman
  • Andrew Gu
  • James Lin
  • Daniel Liu
  • Michael Ren
  • Victor Rong
  • Ashwin Sah
  • Mihir Singhal
  • Alec Sun
  • Kada Williams
  • Yuan Yao
  • William Zhao
• 2016:
  • Ankan Bhattacharya
  • Ruidi Cao
  • Hongyi Chen
  • Jacob Klegar
  • James Lin
  • Allen Liu
  • Junyao Peng
  • Kevin Ren
  • Mihir Singhal
  • Alec Sun
  • Kevin Sun
  • Yuan Yao
• 2015:
  • Ryan Alweiss
  • Kritkorn Karntikoon
  • Michael Kural
  • Celine Liang
  • Allen Liu
  • Yang Liu
  • Shyam Narayanan
  • Kevin Ren
  • Zhuoqun Song
  • David Stoner
  • Kevin Sun
  • Danielle Wang
• 2014:
  • Joshua Brakensiek
  • Evan Chen
  • Ravi Jagadeesan
  • Allen Liu
  • Nipun Pitimanaaree
  • Mark Sellke
  • Zhuoqun Song
  • David Stoner
  • Kevin Sun
  • James Tao
  • Alexander Whatley
  • Scott Wu
• 2013
  • Calvin Deng
  • Andrew He
  • Ravi Jagadeesan
  • Pakawut Jiradilok
  • Ray Li
  • Kevin Li
  • Mark Sellke
  • Bobby Shen
  • Zhuoqun Song
  • David Stoner
  • Thomas Swayze
  • Victor Wang
• 2012:
  • Andre Arslan
  • Joshua Brakensiek
  • Calvin Deng
  • Xiaoyu He
  • Ravi Jagadeesan
  • Mitchell Lee
  • Alex Song
  • Thomas Swayze
  • Victor Wang
  • David Yang
  • Samuel Zbarsky
  • Alex Zhu
• 2011:
  • Wenyu Cao
  • Zijing Gao
  • Benjamin Gunby
  • Xiaoyu He
  • Ravi Jagadeesan
  • Spencer Kwon
  • Mitchell Lee
  • Ray Li
  • Evan O'Dorney
  • Mark Sellke
  • David Yang
  • Joy Zheng
• 2010:
  • Timothy Chu
  • Calvin Deng
  • Michael Druggan
  • Brian Hamrick
  • Travis Hance
  • Xiaoyu He
  • Mitchell Lee
  • In Sung Na
  • Evan O'Dorney
  • Toan Phan
  • Hunter Spink
  • Allen Yuan
• 2009:
  • John Berman
  • Sergei Bernstein
  • Wenyu Cao
  • Robin Cheng
  • Vlad Firoiu
  • Eric Larson
  • Delong Meng
  • Qinxuan Pan
  • Panupong Pasupat
  • Toan Phan
  • David Rush
  • David Yang
• 2008:
  • David Benjamin
  • TaoRan Chen
  • Paul Christiano
  • Sam Elder
  • Shaunak Kishore
  • Delong Meng
  • Evan O'Dorney
  • Qinxuan Pan
  • David Rolnick
  • Colin Sandon
  • Krishanu Sankar
  • Alex Zhai
• 2007:
  • Sergei Bernstein
  • Sherry Gong
  • Adam Hesterberg
  • Eric Larson
  • Brian Lawrence
  • Tedrick Leung
  • Haitao Mao
  • Delong Meng
  • Krishanu Sankar
  • Jacob Steinhardt
  • Arnav Tripathy
  • Alex Zhai
• 2006:
  • Brian Lawrence
  • Alex Zhai
  • Yufei Zhao
  • Peng Shi
  • Sherry Gong
  • Richard McCutchen
  • Yi Sun
  • Arnav Tripathy
  • Taehyeon (Ryan) Ko
  • Yi Han
  • Yakov Berchenko-Kogan
  • Tedrick Leung
• 2005:
  • Robert Cordwell
  • Zhou Fan
  • Sherry Gong
  • Rishi Gupta
  • Hyun Soo Kim
  • Brian Lawrence
  • Albert Ni
  • Natee Pitiwan
  • Eric Price
  • Peng Shi
  • Yi Sun
  • Yufei Zhao
• 2004:
  • Tiankai Liu
  • Jae Bae
  • Jongmin Baek
  • Oleg Golberg
  • Matt Ince
  • Janos Kramar
  • Alison Miller
  • Aaron Pixton
  • Brian Rice
  • Jacob Tsimerman
  • Ameya Velingker
  • Tony Zhang
• 1998:
  • Sasha Schwartz
  • Melanie Wood
  • Kevin Lacker
  • Reid Barton
  • Gabriel Carroll
  • Paul Valiant
  • David Speyer
  • David Vickrey
• 1997:
  • Josh Nichols-Barrer
  • Daniel Stronger
  • John Clyde
  • Carl Bosley
  • Li-Chung Chen
  • Nathan Curtis
  • Davesh Maulik
  • Kevin Lacker
• 1996:
  • Chris Chang
  • Alex Saltman
  • Josh Nichols-Barrer
  • Carl Bosley
  • Michael Korn
  • Carl Miller
  • Nathan Curtis
  • Daniel Stronger
• 1995:
  • Aleksander Khazanov
  • Jacob Lurie
  • Chris Chang
  • Jay Chyung
  • Andrei Gnepp
  • Josh Nichols-Barrer
  • Samit Dasgupta
  • Craig Helfgott
• 1994:
  • Jeremy Bem
  • Aleksander Khazanov
  • Jonathan Weinstein
  • Jacob Lurie
  • Noam Shazeer
  • Stephen Wang
  • Chris Chang
  • Jacob Rasmussen
• 1989:
  • Jordan Ellenberg
  • Andrew Kresh
  • Jonathan Higa
  • Richard Rusczyk
  • Jeff Vanderkam
  • Sam Vandervelde
  • David Carlton

USAMO Honorable Mentions

Other students who finish (or tie to finish) in the top 24 of the USAMO receive Honorable Mention (often abbreviated HM).

• 2017
  • Swapnil Garg
  • Frank Han
  • Vincent Huang
  • Daniel Kim
  • Joshua Lee
  • Michael Ma
  • Qi Qi
  • Nikhil Reddy
  • Dilhan Salgado
  • Patrick Wang
  • Eric Zhang
  • Daniel Zhu
• 2016
  • Kapil Chandran
  • Andrew Gu
  • Brian Gu
  • Meghal Gupta
  • Michael Kural
  • Dhruv Medarametla
  • Eshaan Nichani
  • Brian Reinhart
  • Ashwin Sah
  • Franklyn Wang
  • Alexander Wei
  • Allen Yang
  • Stan Zhang
  • Ziqi Zhou
• 2015
  • Demi Guo
  • Jacob Gurev
  • Kevin Li
  • James Lin
  • Michael Ma
  • Zachary Polansky
  • Samuel Reinehr
  • Ashwin Sah
  • Alexander Whatley
  • Jinhao Xu
  • Kevin Yang
• 2014
  • Lewis Chen
  • Ernest Chiu
  • Samuel Korsky
  • Yang Liu
  • Sammy Luo
  • Alexander Meiburg
  • Shyam Narayanan
  • Ashwin Sah
  • Nat Sothanaphan
  • Danielle Wang
  • Kevin Yang
• 2013:
  • Joshua Brakensiek
  • Lewis Chen
  • Sohail Farhangi
  • Kevin Huang
  • Allen Liu
  • Sammy Luo
  • Eric Schneider
  • Rachit Singh
  • Vikram Sundar
  • James Tao
  • David Yang
  • Kevin Yang
• 2011:
  • Kevin Chen
  • Calvin Deng
  • Michael Druggan
  • Albert Gu
  • Bobby Shen
  • Alex Song
  • Thomas Swayze
  • Tianqi Wu
  • Dai Yang
  • Kevin Yin
  • Allen Yuan
  • Samuel Zbarsky
  • Brian Zhang
• 2010:
  • Thomas Swayze
  • Kerry Xing
  • Tian-Yi Jiang
  • Brian Zhang
  • Archit Kulkarni
  • Patrick Hulin
  • Carl Lian
  • George Xing
  • Potcharapol Suteparuk
  • Jason Wu
  • Shijie Zheng
  • Robin Cheng
  • Bowei Liu
  • Wenyu Cao
  • Kevin Yin
  • Albert Gu
• 2009:
  • Timothy Chu
  • Brian Hamrick
  • Travis Hance
  • Jason Hoch
  • Tian-Yi Jiang
  • Sam Keller
  • Holden Lee
  • In-Sung Na
  • Ofir Nachum
  • Jarno Sun
  • Matthew Superdock
  • Tong Zhan
  • Mark Zhang
• 2008:
  • John Berman
  • Sergei Bernstein
  • Gregory Gauthier
  • Brian Hamrick
  • Eric Larson
  • Gaku Liu
  • Jeffrey Manning
  • Palmer Mebane
  • Danny Shi
  • Jacob Steinhardt
  • Matthew Superdock
  • Nicholas Triantafillou
• 2007:
  • David Benjamin
  • Gregory Brockman
  • Yingyu Gao
  • Yan Li
  • Gaku Liu
  • Jeffrey Manning
  • Palmer Mebane
  • Evan O'Dorney
  • Alexander Remorov
  • Max Rosett
  • Qiaochu Yuan
  • Bohua Zhan
• 2006:
  • Joseph Chu
  • Zachary Abel
  • Zarathustra Brady
  • Peter Diao
  • Richar Peng
  • Adam Hesterberg
  • Bohua Zhan
  • Kevin Modzelewski
  • Daniel Poore
  • Lin Fei
  • Jason Trigg
  • Tony Liu
  • Viktoriya Krakovna
• 2005:
  • Zachary Abel
  • Charles Chen
  • Evan Dummit
  • Adam Hesterberg
  • Richard Ho
  • Alexander Marcus
  • Richard McCutchen
  • Thomas Mildorf
  • Charles Nathanson
  • Keenan Pepper
  • Timothy Pollio
• 2004:
  • Boris Alexeev
  • Joshua Batson
  • Thomas Belulovich
  • Rishi Gupta
  • Anders Kaseorg
  • Hyun Soo Kim
  • John Kim
  • Po Ling Loh
  • Sira Sriswasdi
  • Yi Sun
  • Elena Udovina
  • Yufei Zhao
• 1995
  • Mathew Crawford
• 1993
  • Mathew Crawford