Thirty Seconds to Mars is an American rock band from Los Angeles, California. Formed in 1998, the band currently consists of Jared Leto on lead vocals and rhythm guitar, Shannon Leto on drums, and Tomo Miličević on lead guitar and keyboards. The band released the debut album 30 Seconds to Mars (2002) to limited success; it was their second album, A Beautiful Lie (2005), that pushed the band into the public eye. The album's success was boosted by the single "The Kill" and its subsequent music video, which received two nominations at the 2006 MTV Video Music Awards. The album spawned two Kerrang! Award-winning singles, "The Kill" and "From Yesterday". A Beautiful Lie was followed by This Is War (2009), which produced two Alternative Songs number one singles, "Kings and Queens" and "This Is War". The first single from the album, "Kings and Queens", received four nominations at the 2010 MTV Video Music Awards, winning Best Rock Video. "Hurricane" also earned the band's third Kerrang! Award for Best Single.

Thirty Seconds to Mars has received six Kerrang! Awards, three were Best International Band in 2008, 2010 and 2011. The band won nine MTV Europe Music Awards, including three Best Rock in 2007, 2008 and 2010, and four Best Alternative in 2011, 2013, 2014 and 2017. It has also received six nominations from the Billboard Music Awards, winning Modern Rock Artist of the Year. Thirty Seconds to Mars also achieved a place in Guinness World Records for most live shows during a single album cycle, with over 300 shows. This Is War and Love, Lust, Faith and Dreams (2013) were both nominated for the Echo Music Prize.

AltRock Awards The AltRock Award is presented annually by the American radio station i99Radio. Thirty Seconds to Mars has received four awards from six nominations.

! |- !scope="row" rowspan="3"|2014 |rowspan="2"|Thirty Seconds to Mars |Artist of the Year | |style="text-align:center;" rowspan="3"| |- |Best Online Performance

|"Do or Die" |Song of the Year

!scope="row" rowspan="3"|2018 |rowspan="2"|Thirty Seconds to Mars |Tour of the Year | |style="text-align:center;" rowspan="3"| |- |Best Online Performance

|"Walk on Water" |Song of the Year |

Bandit Rock Awards The Bandit Rock Award is presented annually by the Swedish radio station of the same name. Thirty Seconds to Mars has received one award from two nominations.

! |- !scope="row" rowspan="2"|2008 |Thirty Seconds to Mars |Breakthrough Artist – International | |style="text-align:center;" rowspan="2"| |- |A Beautiful Lie |Best Album – International |

Billboard Awards Billboard Music Awards The Billboard Music Awards are given to artists based on sales data by Nielsen SoundScan and radio information by Nielsen Broadcast Data Systems. The award ceremony was held from 1990 to 2007, until its reintroduction in 2011, but winners in many categories have been announced by Billboard both in the press and as part of their year-end issue. Thirty Seconds to Mars has received one award from six nominations.

! |- !scope="row"|2006 |"The Kill" |Modern Rock Single of the Year | |style="text-align:center;"| |- !scope="row" rowspan="2"|2007 |Thirty Seconds to Mars |Modern Rock Artist of the Year | |style="text-align:center;" rowspan="2"| |- |"From Yesterday" |Modern Rock Single of the Year

!scope="row" rowspan="3"|2010 |rowspan="2"|Thirty Seconds to Mars |Top Alternative Artist | |style="text-align:center;" rowspan="3"| |- |Top Rock Artist

|"This Is War" |Top Alternative Song |

Billboard Touring Awards The Billboard Touring Award is an annual meeting sponsored by Billboard which also honors the top international live entertainment industry artists and professionals. Thirty Seconds to Mars has received one nomination.

! |- !scope="row"|2014 |Carnivores Tour |Eventful Award for Tour of the Year | |style="text-align:center;"|

Bravo Otto Awards The Bravo Otto Awards is an annual awards ceremony presented by the German magazine Bravo to honor the year's biggest achievements in music, movies, sports and television. Thirty Seconds to Mars has received one award from two nominations.

! |- !scope="row"|2011 |rowspan="2"|Thirty Seconds to Mars |Rock Group | |style="text-align:center;"| |- !scope="row"|2013 |International Duo/Group of the Year | |style="text-align:center;"|

Breakthrough of the Year Awards The Breakthrough of the Year Award is an annual awards ceremony presented by Penske Media Corporation. Jared Leto has been awarded once.

! |- !scope="row"|2006 |Jared Leto |Crossover Artist | |style="text-align:center;"|

BT Digital Music Awards The BT Digital Music Award was a British music award ceremony held annually until 2011. Thirty Seconds to Mars has received one nomination.

! |- !scope="row"|2010 |Thirty Seconds to Mars |Artist of the Year | |style="text-align:center;"|

Camerimage The Camerimage is an annual festival held in Poland dedicated to the celebration of cinematography. Thirty Seconds to Mars has received two nominations.

! |- !scope="row" rowspan="2"|2013 |rowspan="2"|"Up in the Air" |Best Music Video | |style="text-align:center;" rowspan="2"| |- |Best Cinematography in a Music Video |

Clarín Awards The Clarín Award is an annual awards ceremony presented by the Argentine newspaper Clarín. Thirty Seconds to Mars has received three awards.

! |- !scope="row" rowspan="3"|2007 |Thirty Seconds to Mars |Best International Band | |style="text-align:center;" rowspan="3"| |- |rowspan="2"|"From Yesterday" |Best Song

|Best Video |

CMA Awards The CMA Award was an annual awards ceremony to honor the year's biggest achievements in music, movies, sports and television in Germany. Thirty Seconds to Mars has received two awards from four nominations.

! |- !scope="row" rowspan="4"|2010 |Thirty Seconds to Mars |Best International Band | |style="text-align:center;" rowspan="4"| |- |This Is War |Best International Album

|"Kings and Queens" |Best International Single

|"Closer to the Edge" |Best International Music Video |

Drummies Awards The Drummies Awards is presented annually by the American magazine Drum!. Shannon Leto has received one award from three nominations.

! |- !scope="row"|2009 |rowspan="3"|Shannon Leto |Alternative Drummer | |style="text-align:center;"| |- !scope="row"|2011 |Alternative Drummer | |style="text-align:center;"| |- !scope="row"|2012 |Indie Drummer | |style="text-align:center;"|

Echo Music Prize The Echo Music Prize is awarded annually by the Deutsche Phono-Akademie (an association of recording companies in Germany) for outstanding achievements in the music industry. Thirty Seconds to Mars has received two nominations.

! |- !scope="row"|2011 |This Is War |Best International Rock/Alternative | |style="text-align:center;"| |- !scope="row"|2014 |Love, Lust, Faith and Dreams |Best International Rock/Alternative | |style="text-align:center;"|

Fangoria Chainsaw Awards The Fangoria Chainsaw Award is presented annually by the American magazine Fangoria. Thirty Seconds to Mars has received two awards.

! |- !scope="row" rowspan="2"|2007 |"The Kill" |Best Video Inspired by Film | |style="text-align:center;" rowspan="2"| |- |Jared Leto |Prince of Darkness |

Fuse Awards The Fuse Award is presented periodically by the American music channel Fuse. Thirty Seconds to Mars has received one award from two nominations.

! |- !scope="row"|2007 |Thirty Seconds to Mars |Artist of the Year | |style="text-align:center;"| |- !scope="row"|2010 |"Kings and Queens" |Best Video | |style="text-align:center;"|

Gotham Awards The Gotham Awards is an annual awards ceremony presented to the makers of independent films. Thirty Seconds to Mars has been awarded once.

! |- !scope="row"|2012 |Artifact |Audience Award | |style="text-align:center;"|

Guinness World Records The Guinness World Records is a reference book published annually, containing a collection of world records, both human achievements and the extremes of the natural world. Thirty Seconds to Mars currently holds one world record.

! |- !scope="row"|2011 |Into the Wild Tour |Most Shows Performed During an Album Cycle | |style="text-align:center;"|

iHeartRadio Music Awards The iHeartRadio Music Awards is an annual awards ceremony presented by iHeartRadio. Thirty Seconds to Mars has received two nominations.

! |- !scope="row" rowspan="2"|2018 |"Walk on Water" |Alternative Rock Song of the Year | |style="text-align:center;" rowspan="2"| |- |"The Tribute Song" |Best Cover Song

!scope="row"|2019 |Thirty Seconds to Mars |Alternative Rock Artist of the Year | |style="text-align:center;"|

Kerrang! Awards The Kerrang! Award is presented annually by the British magazine Kerrang!. Thirty Seconds to Mars has received six awards from eighteen nominations.

! |- !scope="row" rowspan="2"|2007 |Thirty Seconds to Mars |Best International Newcomer | |style="text-align:center;" rowspan="2"| |- |"The Kill" |Best Single

!scope="row" rowspan="4"|2008 |rowspan="2"|Thirty Seconds to Mars |Best International Band | |style="text-align:center;" rowspan="4"| |- |Best Live Band

|"From Yesterday" |Best Single

|"A Beautiful Lie" |Best Video

!scope="row" rowspan="4"|2010 |rowspan="2"|Thirty Seconds to Mars |Best International Band | |style="text-align:center;" rowspan="4"| |- |Best Live Band

|This Is War |Best Album

|"Kings and Queens" |Best Video

!scope="row" rowspan="4"|2011 |rowspan="2"|Thirty Seconds to Mars |Best International Band | |style="text-align:center;" rowspan="4"| |- |Best Live Band

|rowspan="2"|"Hurricane" |Best Single

|Best Video

!scope="row" rowspan="2"|2012 |Thirty Seconds to Mars |Best International Band | |style="text-align:center;" rowspan="2"| |- |Jared Leto |Hero of the Year

!scope="row"|2013 |"Up in the Air" |Best Video | |style="text-align:center;"| |- !scope="row"|2014 |"City of Angels" |Best Video | |style="text-align:center;"|

Live Lounge of the Year The Live Lounge of the Year was a competition presented by BBC Radio 1 to honor the best live performances on Live Lounge. Thirty Seconds to Mars has received two nominations.

! |- !scope="row" rowspan="2"|2011 |"Bad Romance" |rowspan="2"|Live Lounge of the Year | |style="text-align:center;" rowspan="2"| |- |"This Is War" |

Loudwire Music Awards The Loudwire Music Award is presented annually by the American online magazine Loudwire. Thirty Seconds to Mars has been awarded once.

! |- !scope="row"|2014 |"City of Angels" |Best Video | |style="text-align:center;"|

MK Awards The MK Awards was an annual awards ceremony presented by the South African music channel MK. Thirty Seconds to Mars has received one nomination.

! |- !scope="row"|2011 |"Kings and Queens" |Best International Song | |style="text-align:center;"|

MTV Awards Los Premios MTV Latinoamérica The Los Premios MTV Latinoamérica was the Latin American version of the MTV Video Music Awards. Thirty Seconds to Mars has received one award from three nominations.

! |- !scope="row"|2007 |rowspan="3"|Thirty Seconds to Mars |Best Rock Artist — International | |style="text-align:center;"| |- !scope="row" rowspan="2"|2008 |Best Rock Artist — International | |style="text-align:center;" rowspan="2"| |- |Best Fan Club |

MTV Asia Awards The MTV Asia Awards was an annual awards ceremony presented by MTV Asia. Thirty Seconds to Mars has been awarded once.

! |- !scope="row"|2008 |"A Beautiful Lie" |Best Video | |style="text-align:center;"|

MTV Australia Awards The MTV Australia Awards was an annual awards ceremony presented by MTV Australia. Thirty Seconds to Mars has received two awards from three nominations.

! |- !scope="row" rowspan="3"|2007 |rowspan="3"|"The Kill" |Video of the Year | |style="text-align:center;" rowspan="3"| |- |Best Rock Video

|Viewer's Choice |

MTV Europe Music Awards The MTV Europe Music Awards is an annual awards ceremony presented by Viacom International Media Networks to honor artists and music in pop culture. Thirty Seconds to Mars has received nine awards from seventeen nominations.

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