| Kabir | Sakhawat | Muhammed | E | Mallesons Stephen Jaques | | |
| Kafentzis | Vasiliki | | S | Stoddart & Co | 19/12/1997 | |
| Kailis | George | Michael | I | MG Kailis Group | 20/12/1985 | |
| Kain | Anthony | John | E | Talbot Olivier | 02/04/1987 | |
| Kain | Christine | Margaret | SG | Legislative Council Committee Office | 02/02/1994 | |
| Kakay | Ibrahim | Baba | E | Yamatji Marlpa Aboriginal Corporation | 04/02/2008 | |
| Kakulas | Peter | Bartley | DI | Kakulas Legal | 04/02/1986 | |
| Karasinski | Jessica | Anne Busch | E | Minter Ellison | 18/12/2009 | |
| Karp | Alan | Hilton | EP | Karp Steedman Ross-Adjie | 13/07/1988 | |
| Karp | Merle-Louise | Bernstein | E | University of Western Australia | 05/10/2004 | |
| Karstaedt | Anthony | Orde | B | Karstaedt, AO | 05/06/1990 | |
| Karunaratne | Tatiyajith | Wickremanayake | SG | Office of the Director of Public Prosecutions (State) | 02/03/2007 | |
| Kasten | Bernadette | Rita | E | Legal Aid of Western Australia | 31/10/2008 | |
| Kavanagh | Martin | John | DI | Kavanagh & Padfield Legal | 20/12/2006 | |
| Kavanagh | Maureen | Therese | E | Legal Aid of Western Australia | 23/12/1981 | |
| Kavanagh | Sarah | Adele | SG | Office of the State Solicitor | 02/02/2010 | |
| Kavenagh | Timothy | Joseph | I | Hancock Prospecting Pty Ltd | 23/12/1983 | |
| Kawalsky | Stanley | Elwyn | S | Kawalsky Lawyers | 02/02/1989 | |
| Kay | Anthony | | NP | Not Practising | 23/12/1980 | |
| Kay | Helen | Clare | E | Allens Arthur Robinson | 02/03/2007 | |
| Kay | John | Gordon | E | Steinepreis Paganin | 22/12/2004 | |
| Kaye | Pamela | | E | Pluton Resources Limited | 02/02/2001 | |
| Keane | Jennifer | Susanne | E | Talbot Olivier | 02/09/2003 | |
| Keane | Linda | Jayne | SG | Office of the Director of Public Prosecutions (State) | 05/03/2003 | |
| Keane | William | Arie Scott | FP | Corrs Chambers Westgarth | 05/03/1996 | |
| Kearney | Brian | | EP | Rattigan Kearney & Bochat | 15/02/1983 | |
| Keating | Amber | Kathleen | FP | Minter Ellison | 04/02/2003 | |
| Keating | Nuala | Mary Therese | SG | Office of the Director of Public Prosecutions (State) | 23/12/1981 | |
| Keatley | Judith | Ann | E | Haynes Robinson | 22/12/1998 | |
| Keats | Caroline | Denise | I | Paladin Energy Limited | 02/11/2005 | |
| Keays | Felicity | Elinor | E | Kott Gunning | 23/12/1994 | |
| Keays | Philip | Terence | SP | Sparke Helmore | 23/12/1994 | |
| Keeley | Penelope | Jane | EP | Clairs Keeley | 23/12/1976 | |
| Keeley | Rodney | William | S | Rod Keeley Legal | 23/12/1993 | |
| Keeling | Jane | Louise | E | Everett, WL & KJ | 22/12/1998 | |
| Keene | Neil | John | B | Haynes Robinson | 02/02/2010 | |
| Keighery | Sarah | Jean | SG | Office of the State Solicitor | 04/02/2008 | |
| Kelleher | Matthew | James | E | Clayton Utz | | |
| Kelly | Aidan | Marcellus | I | Karara Mining Litd | 04/09/2000 | |
| Kelly | Gavan | Louis | EP | Wojtowicz Kelly | 23/12/1981 | |
| Kelly | Miriam | Josephine | NP | Not Practising | 18/07/2006 | |
| Kelly | Rowan | Lee | E | Allens Arthur Robinson | 20/12/1996 | |
| Kelly | Sara | Clare | E | Steinepreis Paganin | 02/02/2007 | |
| Kelly | Tracey | Maree | A | Australian Taxation Office | 19/12/1997 | |
| Kelly | Zoe | Leigh | E | Minter Ellison | 05/03/2009 | |
| Kelman | William | Bradley | I | Decmil Group Limited | 30/10/2009 | |
| Kemm | Katherine | Emma | A | Office of the Director of Public Prosecutions (Cmwlth) | 02/05/2007 | |
| Kemp | Riley | Stuart | E | Middletons | 03/11/2009 | |
| Kemp | Stephen | Peter | SP | Jackson McDonald | 02/02/1995 | |
| Kendall | Christopher | Nigel William | B | Dr Christopher N Kendall | 04/09/2001 | |
| Kennedy | Andrew | McGregor | E | Balance Legal | 02/02/2006 | |
| Kennedy | Angela | Mary | A | Australian Securities & Investments Commission | 20/12/1985 | |
| Kennedy | Justin | Oriol | I | BHP Billiton Ltd | 02/03/1994 | |
| Kennedy | Laurie | Gerard | I | Weatherford International Limited | 04/04/2000 | |
| Kennedy | Tamar | Rose | E | Minter Ellison | 18/12/2009 | |
| Kennedy | Timothy | Wayne | E | CS Legal | 20/12/2006 | |
| Kennedy | Timothy | Patrick | E | College of Law Pty Ltd | 02/11/1993 | |
| Kenny | June | Delphine | DI | Dwyer Durack | 02/03/2001 | |
| Kenny | Mary | Anne | NP | Not Practising | 03/03/1993 | |
| Kent | Adam | Wade | I | Rio Tinto Ltd | 03/03/2004 | |
| Kent | Christopher | Bruce | E | SRB Legal | 23/12/1993 | |
| Kent | Natalie | Karen | E | College of Law Pty Ltd | 23/12/1993 | |
| Kenworthy | Gerard | | S | Kenworthy Lawyers | 04/10/2006 | |
| Kenyon | Linda | Jayne | I | Wesfarmers Ltd | 23/12/1983 | |
| Keogh | Helen | Philomena | S | Travers & Keogh | 02/03/2001 | |
| Keogh | Matthew | James | A | Office of the Director of Public Prosecutions (Cmwlth) | 04/04/2006 | |
| Ker | Julia | Felicity | E | Legal Aid of Western Australia | 02/02/2010 | |
| Kerferd | Ross | Joseph | S | Kerferd RJ & Co | 23/12/1982 | |
| Keri | Andrea | | DI | Warren Syminton Ralph Pty Ltd | 19/12/2003 | |
| Kerin | Kylie | Joy | E | Legal Aid of Western Australia | 02/04/2008 | |
| Kerr | Bronwyn | Rachel | I | Atlas Iron Limited | 02/04/2008 | |
| Kerr | Holly | Louise | SG | Department of Commerce | 02/03/2007 | |
| Kerr | Kymberley | June | E | Talbot Olivier | 04/11/2002 | |
| Kershaw | Michele | Ann | S | Kershaw Legal | 02/03/1994 | |
| Kew | David | Giles Mercer | E | Kott Gunning | 12/06/2008 | |
| Keystone | Gemma | Ruby | E | Robertson Hayles Lawyers Pty Ltd | 13/11/2008 | |
| Khan | Akmal | Raea Gulab | E | Yamatji Marlpa Aboriginal Corporation | | |
| Khan | Farooq | | S | Khan, F | 21/12/1984 | |
| Kiely | Jennine | Esther | E | Ellery Brookman Pty Ltd | 02/06/1999 | |
| Kierath | Chelsea | Emma | E | Norton Rose Australia | 04/02/2003 | |
| Kilby | Claire | Amy | E | Aboriginal Legal Service of Western Australia (Inc) | 03/07/2008 | |
| Kilgallon | Catriona | Moira | E | Kim Wilson & Co | 04/04/2006 | |
| Kilmurray | Robyn | Nicole | E | Balance Legal | 06/04/1999 | |
| Kilpatrick | Brendan | Paul | E | Balance Legal | 02/03/2007 | |
| Kilpatrick | David | Ross | DI | Williams & Hughes | 02/08/1996 | |
| Kilpatrick | Sophie | | E | Goldfields Land and Sea Council | 02/02/2006 | |
| King | Barry | Paul | SG | Office of the State Solicitor | 04/02/1991 | |
| King | Julia | Lynne | SG | Real Estate & Business Agents Supervisory Board | 04/02/2003 | |
| King | Kate | Jennifer | DI | Kate King Legal Pty Ltd | 05/03/2003 | |
| King | Kelli | Nicole | SG | Department of Commerce | 04/02/2008 | |
| King | Lionel | Myer | EP | Hammond King Touyz | 20/04/1971 | |
| King | Lucy | Kathleen | E | Mendelawitz Morton | 20/07/2005 | |
| King | Madeleine | Mary Harvie | E | University of Western Australia | 02/09/1998 | |
| King | Margot | Louise | E | Allens Arthur Robinson | 02/03/2005 | |
| King | Nikki | Barbara | E | Blake Dawson | 03/04/2007 | |
| King | Rachael | Elizabeth | E | Middletons | 02/02/2007 | |
| King | Sarah | Helen | E | Legal Aid of Western Australia | 04/02/2003 | |
| King | Yonnene | Helena Pearce | NP | Not Practising | 02/11/2005 | |
| Kingsbury | Neil | Alexander | E | Mallesons Stephen Jaques | 02/03/2001 | |
| Kinshela | Roger | William | SG | Department for Child Protection | 16/02/1981 | |
| Kipping | Darryl | | EP | Summerslegal | 03/03/2004 | |
| Kirchner | David | James | DI | Templar Legal Pty Ltd | 02/03/1995 | |
| Kirk | Andrew | David | E | Freehills | 04/03/2010 | |
| Kirk | Daniel | David | E | Mallesons Stephen Jaques | 02/03/2006 | |
| Kirk | Liis | | E | Allens Arthur Robinson | 19/12/2008 | |
| Kirke | Lydia | Claire | E | Steinepreis Paganin | 05/03/2009 | |
| Kirkpatrick | Michael | Raymond | I | Emeco International Pty Ltd | 20/12/1996 | |
| Kirkwood | Lesley | | E | Women's Law Centre of Western Australia Inc | 02/05/2007 | |
| Kitney | Kristen | Jade | E | SRB Legal | 22/12/1998 | |
| Kitto | Grantham | Angus | EP | Kitto & Kitto | 04/02/1992 | |
| Kitto | Johnson | Grey | EP | Kitto & Kitto | 02/02/1990 | |
| Klein | Allon | Jonothon | EP | Stephen Browne Lawyers | 02/09/1993 | |
| Klein | Heather | Grace | S | Heather Klein | 23/12/1982 | |
| Klicker | Dirk | Fritz | DI | Beacon Family Law | 03/04/2002 | |
| Klimczak | Olga | Janina | E | Freehills | 05/03/2008 | |
| Klimek | Richard | Mathew | DI | Klimek & Co Barristers & Solicitors | 04/02/2003 | |
| Klopper | Kazia | May Lin | E | Tottle Partners | 04/04/2006 | |
| Klug | Robert | George | I | Heron Resources Limited | 05/03/1996 | |
| Knezovic | Frank | Robert | E | Price Sierakowski | 02/02/1999 | |
| Knight | Peter | Francis | A | Australian Securities & Investments Commission | 02/03/1990 | |
| Knoote | Marina | | E | Lawfield, Legal Practice | 04/05/2009 | |
| Knoth | Joanna | Lorraine | E | Middletons Lawyers | 19/12/2008 | |
| Knowles | Amelia | Ann | E | Mallesons Stephen Jaques | 18/12/2009 | |
| Knowles | Jeremy | James | S | Knowles Legal | 02/03/1990 | |
| Knowles | Samuel | Thomas | I | Broad Group Holdings Pty Ltd | 04/03/1998 | |
| Knox | Matthew | William | E | Lavan Legal | 04/05/2004 | |
| Ko | Calvin | Chung Kee | SP | Brickhills | 02/03/2001 | |
| Kobayashi | Yuki | | A | Australian Securities & Investments Commission | 02/04/2008 | |
| Koerting | Sally-Ann | | A | Australian Securities & Investments Commission | 02/02/2007 | |
| Konig | Daniel | Paul | E | Freehills | 04/03/2010 | |
| Kordic | Paul | Eric | DI | Talbot Olivier | 23/12/1981 | |
| Koroveshi | Athanasios | | I | Mortons Seed and Grain Pty Ltd | 22/12/1989 | |
| Korzeniecka | Ann | Elizabeth | EP | Pillay Korzeniecka | 02/02/2006 | |
| Koshy | John | Stephen | E | Norton Rose Hong Kong | 02/03/2006 | |
| Kouzinas | Thomas | | S | Thomas Kouzinas Barrister & Solicitor | 03/02/1993 | |
| Kovacevic | Carla | | A | Office of the Australian Government Solicitor | 02/03/2005 | |
| Kozma | Zoltan | John | E | Jarman McKenna | 04/03/2010 | |
| Kraj-Krajewski | Camilla | Stefanie | E | Blake Dawson | 08/04/2010 | |
| Krasenstein | Emma | | E | Freehills | 19/12/2003 | |
| Krause | Vicki | Cheryl | I | Wesfarmers Ltd | 21/12/1979 | |
| Krawitz | Alan | | E | Norton & Smailes | 04/08/2003 | |
| Kremer | Hendrik | | S | Kremer, H & Co | 21/12/1973 | |
| Krishnan | Sonya | Natesha | SG | Department of Environment and Conservation | 02/02/2000 | |
| Kronberger | Robert | John | E | Atkinson Legal | 23/12/1963 | |
| Kronja | Marnie | | I | Wesfarmers Ltd | 05/06/2002 | |
| Kroon | Rodney | Lucas | DI | Kroon Legal | 02/03/1984 | |
| Kruegar | Derrin | John | SG | Office of the Director of Public Prosecutions (State) | 27/02/2009 | |
| Krzysko | Izabella | Maria | E | Jackson McDonald | 03/02/2005 | |
| Kubacz | Jacqueline | Marie | E | Minter Ellison | 22/12/1998 | |
| Kucera | Timothy | Robert | E | W.G. McNally Jones Staff | 02/02/1999 | |
| Kuehne | Geoffrey | David | E | Herbert Smith | 04/09/2006 | |
| Kumar | A.J. | Renjit | E | Chohaan, SS | 04/08/2008 | |
| Kurganoff | Raphael | Ivan | E | BW Duckham & Co | 18/07/2006 | |
| Kurosu | Debora | Tung | SG | Department of Health WA | | |
| Kurup | Venu Gopal | | E | CLP Legal | 05/03/2008 | |
| Kuscevich | Gregory | | S | Kuscevich & Associates | 02/02/1989 | |
| Kuurstra | Thomas | Anthony John | E | Clarke, AR & Associates | 13/07/1982 | |
| Kwok | Justin | Chi Wai | E | Norton Rose Australia | 04/03/2010 | |
| Kyi | Kristy | Anne | E | Jackson McDonald | 20/07/2005 | |
| Kyle | Peter | Arthur | C | Haynes Robinson | 23/12/1969 | |