| 401 | Cert of Distinction | HADDADPOUR, ZAHRA | Willetton Senior High School | Willetton | ||
| 402 | Cert of Distinction | HAGAN, VERITY PAIGE | Rossmoyne Senior High School | Rossmoyne | ||
| 403 | Cert of Distinction | HAGON, LUCY | St Hildas Anglican School for Girls | Mosman Park | ||
| 404 | Cert of Distinction | HAINES, MADELEINE | Santa Maria College | Attadale | ||
| 405 | Cert of Distinction | HAINES, STEPHANIE | Santa Maria College | Attadale | ||
| 406 | Cert of Distinction | HALEY, YASMYN ALLYCE | Bullsbrook College | Bullsbrook | ||
| 407 | Cert of Distinction | HALL, JUSTYN | South Coast Baptist College | Waikiki | ||
| 408 | Cert of Distinction | HALTON, SARAH MAY | Hampton Senior High School | Morley | ||
| 409 | Cert of Distinction | HAM, TAEYOUNG | Como Secondary College | Como | ||
| 410 | Cert of Distinction | HAMILTON, RUBY MAE | Shenton College | Shenton Park | ||
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| 411 | Cert of Distinction | HAMMOND MCKENZIE, SHANNON KATHERINE | Duncraig Senior High School | Duncraig | ||
| 412 | Cert of Distinction | HAMMOND, ADAM HOWARD | Perth Modern School | Subiaco | ||
| 413 | Cert of Distinction | HANDLEY, MARCUS | Christ Church Grammar School | Claremont | ||
| 414 | Cert of Distinction | HANDY, ETHAN | Lake Joondalup Baptist College | Joondalup | ||
| 415 | Cert of Distinction | HANSEN, ELLABY | St Brigids College | Lesmurdie | ||
| 416 | Cert of Distinction | HARCOURT-COOKE, CHRISTINE | Presbyterian Ladies College | Peppermint Grove | ||
| 417 | Cert of Distinction | HARNETT, MIDAIAH ANTONIA | Perth Modern School | Subiaco | ||
| 418 | Cert of Distinction | HARPER, TIARA JANE | Ashdale Secondary College | Darch | ||
| 419 | Cert of Distinction | HARRINGTON, STEPHANIE | St Hildas Anglican School for Girls | Mosman Park | ||
| 420 | Cert of Distinction | HARRIS, TAYLOR | Penrhos College | Como | ||
| 421 | Cert of Distinction | HARRISON, CHLOE | St Stephens School Duncraig | Duncraig | ||
| 422 | Cert of Distinction | HART, DARA | Prendiville Catholic College | Ocean Reef | ||
| 423 | Cert of Distinction | HARTONO, JONATHAN RENALDO | Rossmoyne Senior High School | Rossmoyne | ||
| 424 | Cert of Distinction | HARVEY, CHARIS | St Stephens School Duncraig | Duncraig | ||
| 425 | Cert of Distinction | HASSAN, AHMED ABRAR | Rossmoyne Senior High School | Rossmoyne | ||
| 426 | Cert of Distinction | HASSETT, LILY GARDINER | Shenton College | Shenton Park | ||
| 427 | Cert of Distinction | HATZON, MICHAEL TERRY | Mount Lawley Senior High School | Mount Lawley | ||
| 428 | Cert of Distinction | HAWES, KATELIN | Perth College | Mount Lawley | ||
| 429 | Cert of Distinction | HAWTREE, SYRAH | Kennedy Baptist College | Murdoch | ||
| 430 | Cert of Distinction | HAYS, JOSEPH ALEXANDER | Perth Modern School | Subiaco | ||
| 431 | Cert of Distinction | HAYTER OTAOLA, ULANI INGRID | Broome Senior High School | Broome | ||
| 432 | Cert of Distinction | HE, EMMA | Churchlands Senior High School | Churchlands | ||
| 433 | Cert of Distinction | HE, JESSIE | Methodist Ladies College | Claremont | ||
| 434 | Cert of Distinction | HEALY, ANNA | Penrhos College | Como | ||
| 435 | Cert of Distinction | HEARLE, SARAH | Great Southern Grammar School | Kalgan | ||
| 436 | Cert of Distinction | HEBITON, KEELY | Santa Maria College | Attadale | ||
| 437 | Cert of Distinction | HEDLEY, SOPHIE | All Saints College | Bull Creek | ||
| 438 | Cert of Distinction | HELLEWELL, WILLIAM | Scotch College | Swanbourne | ||
| 439 | Cert of Distinction | HEMERY, LEWIS | Hale School | Wembley Downs | ||
| 440 | Cert of Distinction | HENBURY, SARAH | Mercedes College | Perth | ||
| 441 | Cert of Distinction | HENDRY, CHARLOTTE | Iona Presentation College | Mosman Park | ||
| 442 | Cert of Distinction | HENNESSY, GENEVIEVE | Methodist Ladies College | Claremont | ||
| 443 | Cert of Distinction | HENSLEY, JASMINE AMBER | Mount Lawley Senior High School | Mount Lawley | ||
| 444 | Cert of Distinction | HENTHORN, CLAIRE | Methodist Ladies College | Claremont | ||
| 445 | Cert of Distinction | HEWLETT, CALEB | La Salle College | Middle Swan | ||
| 446 | Cert of Distinction | HEWSON, RORY | John XXIII College | Mount Claremont | ||
| 447 | Cert of Distinction | HEYNING, COEN | Christ Church Grammar School | Claremont | ||
| 448 | Cert of Distinction | HEYWARD, LANIKAI | St Hildas Anglican School for Girls | Mosman Park | ||
| 449 | Cert of Distinction | HICK, MATTHEW | Hale School | Wembley Downs | ||
| 450 | Cert of Distinction | HICKMAN, NIAMH ADELAIDE | Manjimup Senior High School | Manjimup | ||