ARIA's (AUSTRALIA) TOP 100 SINGLES OF 2019 (INDUSTRY'S CHART) 

No. Song-Artist-Peak Month
  1 OLD TOWN ROAD-LIL NAS X & BILLY RAY CYRUS-JUNE
  2 DANCE MONKEY-TONES AND I-October
  3 BAD GUY-BILLIE EILISH-April
  4 SUNFLOWER (FROM SPIDER-MAN:INTO THE SPIDER-VERSE)-POST MALONE & SWAE LEE-January
  5 SOMEONE YOU LOVED-LEWIS CAPALDI-June
  6 I DON'T CARE-ED SHEERAN & JUSTIN BIEBER-May
  7 WOW.-POST MALONE-March
  8 SENORITA-Shawn Mendes & Camila Cabello-July
  9 SHALLOW-Lady Gaga & Bradley Cooper-March
 10 7 RINGS-Ariana Grande-February
 11 3 Nights-Dominic Fike-March
 12 Eastside-Benny Blanco,Halsey & Khalid-January
 13 Sucker-Jonas Brothers-March
 14 Beautiful People-Ed Sheeran & Khalid-July
 15 Sweet But Psycho-Ava Max-January
 16 Piece Of Your Heart-MeduZa & Goodboys-July
 17 Talk-Khalid-March
 18 Without Me-Halsey-January
 19 Dancing With A Stranger-Sam Smith & Normani-March
 20 Circles-Post Malone-October
 21 Happier-Marshmello & Bastille-January
 22 Shotgun-George Ezra-January
 23 One Thing Right-Marshmello & Kane Brown-September
 24 The Git Up-Blanco Brown-August
 25 Sicko Mode-Travis Scott & Drake-February
 26 Bury A Friend-Billie Eilish-April
 27 Be Alright-Dean Lewis-January
 28 Better-Khalid-January
 29 When The Party's Over-Billie Eilish-April
 30 Youngblood-5 Seconds Of Summer-January
 31 Truth Hurts-Lizzo-October
 32 Johnny Run Away-Tones And I-June
 33 Body-Loud Luxury-January
 34 Thank U,Next-Ariana Grande-January
 35 Goodbyes-Post Malone & Young Thug-July
 36 Choir-Guy Sebastian-July
 37 If I Can't Have You-Shawn Mendes-May
 38 Waiting-Kian-January
 39 Never Seen The Rain-Tones And I-December
 40 Woke Up Late-Drax Projectn & Hailee Steinfeld-June
 41 Nothing Breaks Like A Heart-Mark Ronson & Miley Cyrus-January
 42 I'm So Tired...-Lauv & Troye Sivan-March
 43 Leave Me Lonely-Hilltop Hoods-March
 44 Break Up With Your Girlfriend,I'm Bored-Ariana Grande-February
 45 7 Minutes-Dean Lewis-February
 46 Here With Me-Marshmello & Chvrches-April
 47 Lovely-Billie Eilish & Khalid-June
 48 Good As Hell-Lizzo-October
 49 Ride It-Regard-October
 50 Don't Call Me Up-Mabel-May 
 51 Memories-Maroon 5-November
 52 How Do You Sleep?-Sam Smith-October
 53 No Guidance-Chris Brown & Drake-June
 54 South Of The Border-Ed Sheeran,Camila Cabello & Cardi B-October
 55 Cross Me-Ed Sheeran,Chance The Rapper & PNB Rock-June
 56 It's You-Ali Gatie-August
 57 Exit Sign-Hilltop Hoods,Illy & Ecca Vandal-May
 58 Perfect-Ed Sheeran-January  (2018)
 59 SOS-Avicii & Aloe Blacc-April
 60 Better Now-Post Malone-January
 61 You Need To Calm Down-Taylor Swift-June
 62 Walk Me Home-P!nk-March
 63 Middle Child-J. Cole-February
 64 Confidence-Ocean Alley-February
 65 Who Do You Love-The Chainsmokers & 5 Seconds of Summer-March
 66 Bad Liar-Imagine Dragons-January
 67 Bohemian Rhapsody-Queen-January  (1976)
 68 Me!-Taylor Swift & Brendon Urie-May
 69 Going Bad-Meek Mill & Drake-January
 70 Saturday Nights-Khalid-January
 71 High Hopes-Panic! At The Disco-January
 72 Money In The Grave-Drake & Rick Ross-July
 73 Girls Like You-Maroon 5 & Cardi B
 74 Good Lord-Birds Of Tokyo-May
 75 Shape Of You-Ed Sheeran-January  (2017)
 76 Giant-Calvin Harris & Rag'N'Bone Man-April
 77 Panini-Lil Nas X-July
 78 Never Really Over-Katy Perry-June
 79 Wish You Were Gay-Billie Eilish-April
 80 Rockstar-Post Malone & 21 Savage-January
 81 Mess Her Up-Amy Shark-January
 82 Higher Love-Kygo & Whitney Houston-July
 83 I Fall Apart-Post Malone-January
 84 Love Someone-Lukas Graham-January
 85 Ransom-Lil Tecca-August
 86 Lalala-Y2K & bbno$-August 
 87 Promises-Calvin Harris & Sam Smith-January
 88 Close To Me-Ellie Goulding,Diplo & Swae Lee-January
 89 Easier-5 Seconds Of Summer-June
 90 Lover-Taylor Swift-September
 91 Lucid Dreams-Juice WRLD-January
 92 Hot Girl Bummer-Blackbear-October
 93 2002-Anne-Marie-January
 94 10,000 Hours-Justin Bieber,Dan + Shay-October
 95 So Am I-Ava Max-April 
 96 Let You Love Me-Rita Ora-January
 97 Rescue Me-OneRepublic-June
 98 Always Remember Us This Way-Lady Gaga-January
 99 In My Mind-Dynoro-January
100 1999-Charli XCX & Troye Sivan