| Taco | Nancy | | E | Aboriginal Legal Service of Western Australia (Inc) | | |
| Tagliaferri | Mary | Jane | SG | Office of the State Solicitor | 23/12/1981 | |
| Tait | Ian | Fraser | S | Tait and Co | 05/06/1990 | |
| Tait | Robyn | Suzanne | I | CSIRO | 04/02/2003 | |
| Taliangis | Marisa | Angela Marchese | I | Marchese Group | 03/03/1999 | |
| Taljaard | Michael | Anton | E | Elizabeth Wiese & Associates | 04/02/2008 | |
| Tam | Judy | Man Yee | DI | Hearty & Tam Family Lawyers | 02/04/2004 | |
| Tan | Carolyn | Lian | E | Yamatji Marlpa Aboriginal Corporation | 21/12/1984 | |
| Tan | Charles | Wee Beng | S | Charles Tan | 02/11/1979 | |
| Tan | Emily | | SG | Builders' & Painters' Registration Board | 04/05/2010 | |
| Tan | Eric | Eng Wei | DI | Robertson Hayles Lawyers Pty Ltd | 15/07/1998 | |
| Tan | Hsin-Luen | | I | CITIC Pacific Mining Management Pty Ltd | 03/04/2002 | |
| Tan | Kelly | Ban Teik | E | Tait and Co | 05/03/2008 | |
| Tan | Kelvin | Sze Weng | S | Tan, KS | 21/12/1990 | |
| Tan | Natalie | Guat Kim | E | Johnson Winter & Slattery | 02/03/2005 | |
| Tan | Raymond | Wee Hock | DI | Tan & Tan Lawyers | 02/03/1990 | |
| Tan | Rosaline Lee Cheng | | NP | Not Practising | 02/03/2006 | |
| Tan | San | Ling | S | San Ling Tan | 05/03/1986 | |
| Tan | Stephanie | Pin Jian | E | Q Legal | 02/03/2006 | |
| Tan | Vincent | Mark | E | Crossing Family Lawyers | 02/04/2008 | |
| Tang | Kacy | Kok Kaar | E | GV Lawyers | 04/06/2009 | |
| Tang | Kelvin | Ka Chuen | DI | Tang Legal | 04/09/2001 | |
| Tanner | John | Edward | E | Mallesons Stephen Jaques | 22/12/1995 | |
| Tannin | George | Thomas Warren | SG | Office of the State Solicitor | 23/12/1981 | SC |
| Tannock | Margaret | Mary Joy | FP | Minter Ellison | 21/12/1990 | |
| Tantiprasut | Phatcha | Mintie | E | Fairweather & Lemonis | 18/07/2001 | |
| Taoi | Chanelle | Melania | E | Freehills | 05/03/2009 | |
| Tapper | Robin | Anne | C | Robertson Hayles Lawyers Pty Ltd | 14/02/1978 | |
| Taranto | Peter | Damien | I | Woodside Energy Ltd | 02/05/1997 | |
| Taseff | Judith | Annette | SG | Office of the State Solicitor | 02/02/1990 | |
| Taseff | Rebecca | Louise | E | Balance Legal | 02/09/1998 | |
| Taseff | Wade | George | E | Balance Legal | 04/03/1998 | |
| Taskunas | Simon | Robert Patrick | EP | Freehills | 06/04/1999 | |
| Tatasciore | Natalie | Margaret | E | Clayton Utz | 02/04/2003 | |
| Tatchell | Rodney | James Whitelaw | S | Rod Tatchell | 02/11/1993 | |
| Tate | Helen | Clarissa | SG | Parliamentary Counsel's Office | 02/08/2001 | |
| Tavelli | Janette | Maria | DI | Integra Legal | 23/12/1981 | |
| Tay | Agnes | Pei-hoon | SG | Office of the State Solicitor | 03/02/1998 | |
| Tay | Wee Chong | | E | Tan & Tan Lawyers | 05/03/2008 | |
| Taylor | Andrew | Hamish Neil | E | Murfett Legal Pty Ltd | 08/04/2010 | |
| Taylor | Andrew | James | I | National Australia Bank Ltd | 02/03/1990 | |
| Taylor | Brendan | Hamish | DI | Talbot Olivier | 23/12/1992 | |
| Taylor | Brian | | DI | Esplanade Legal | 04/10/2006 | |
| Taylor | Brien | Elliot | EP | Taylor Nott & Molinari | 21/03/1950 | |
| Taylor | Chantel | | NP | Not Practising | 05/03/2009 | |
| Taylor | Craig | Andrew Paul | SP | Paterson and Dowding | 03/02/1987 | |
| Taylor | David | Andrew | SG | Parliamentary Counsel's Office | 12/07/1989 | |
| Taylor | David | Gerald | S | DTS Legal | 02/02/1996 | |
| Taylor | Gemma | Louise | E | Taylor Smart | 04/06/2009 | |
| Taylor | Godfrey | Edward | EP | Taylor Linfoot & Holmes | 23/12/1970 | |
| Taylor | Joshua | | E | Lawton Lawyers | 04/05/2010 | |
| Taylor | Joy | Mary | E | Legal Aid of Western Australia | 22/12/1995 | |
| Taylor | Julia | Kathryn | E | Kimberley Land Council | | |
| Taylor | Kim | Rosmund | E | Tang Legal | 03/11/2009 | |
| Taylor | Linda | Cecilia | SG | Department of Health WA | 19/12/2008 | |
| Taylor | Lorraine | Phyllis | E | Gosnells Community Legal Centre (Inc) | 04/04/2005 | |
| Taylor | Moira | Colleen | NP | Not Practising | 04/08/2009 | |
| Taylor | Prudence | Myriam | E | Freehills | 02/03/2007 | |
| Taylor | Susann | | E | Minter Ellison | 12/07/1989 | |
| Taylor-Winchcombe | Taimil | | E | Aboriginal Legal Service of Western Australia (Inc) | | |
| Tedeschi | Marco | Anthony | B | Tedeschi, MA | 22/12/1978 | |
| Teh | Joyce | | S | Joyce Teh & Associates | 21/12/1990 | |
| Tehan | Andrew | Patrick | E | Aboriginal Legal Service of Western Australia (Inc) | 20/03/2009 | |
| Telford | Nina | Sorrel | SG | Department of Mines and Petroleum | 03/04/2007 | |
| Temby | Shaun | Michael | EP | Norton Rose Australia | 23/12/1994 | |
| Templeman | Deborah | Marshall | EP | Minter Ellison | 23/12/1992 | |
| Teng | Eu-Min | | E | Wojtowicz Kelly | 19/12/2008 | |
| Teng | Jia | Min | I | Amcom Telecom | 02/02/2006 | |
| Teo | Caroline | Christina Beng Yian | E | Butlers Barristers & Solicitors | 05/02/2004 | |
| Teoh | Stephanie | Jun Keat | SG | Office of the State Solicitor | 05/03/2009 | |
| Testi | Paolo | Angelo | E | Blake Dawson | 08/04/2010 | |
| Thackrah | Simon | Ross | A | Office of the Australian Government Solicitor | 02/11/2007 | |
| Tham | Chok | Toh Henry | DI | Clifton Tham Pty Ltd | 03/10/2001 | |
| Thangarajah | Andrew | David | E | Norton Rose Australia | 03/08/2004 | |
| Thatcher | Carolyn | Janet | SG | Office of the State Solicitor | 19/12/1986 | |
| Thaung | Patrick | James | FP | Lavan Legal | 02/05/1997 | |
| Thick | Susan | Jennifer | E | Irdi Legal | 23/12/1983 | |
| Thiering | David | Justin | SG | Office of the Director of Public Prosecutions (State) | | |
| Thies | Timothy | Robin | S | Thies, TR | 02/03/1994 | |
| Thipthorp | Viede | Bette Ainslie | E | Allens Arthur Robinson | 02/02/2007 | |
| Thomas | Gary | Charles | EP | Tottle Partners | 23/12/1980 | |
| Thomas | Janan | Joseph | E | Lavan Legal | 02/03/2006 | |
| Thomas | Jane | Elizabeth | NP | Not Practising | 05/03/2003 | |
| Thomas | Jasmine | Ann | I | Philips Electronics Pte Ltd | 20/12/2006 | |
| Thomas | Jessie | Lee | E | Gadens Lawyers | 02/08/2007 | |
| Thomas | Johanne | Lee | S | Johanne L. Thomas | 02/05/1997 | |
| Thomas | Keith | Roy | SP | Downings Legal | 02/11/1999 | |
| Thomas | Lucy | Emma | EP | Paterson and Dowding | 23/12/1988 | |
| Thomas | Peter | Sisley | S | Smyth & Thomas | 16/02/1981 | |
| Thomas | Rohini | | E | Fragomen | 04/03/2010 | |
| Thompson | Alexandrea | Jane | I | ConocoPhillips Australia Pty Ltd | 04/04/1995 | |
| Thompson | Andrew | Gerard | EP | Minter Ellison | 23/12/1970 | |
| Thompson | Clare | Helen | B | Thompson C | 23/12/1994 | |
| Thompson | David | William | S | David Thompson | 04/02/1997 | |
| Thompson | Jarrod | Robert | DI | Thompson Legal | 15/07/1998 | |
| Thompson | John | Neville | DI | Thompson Commercial Law | 04/02/1985 | |
| Thompson | Michael | David | E | Minter Ellison | 05/03/2009 | |
| Thomson | James | Austin | SG | Office of the State Solicitor | 22/12/1972 | |
| Thomson | Joshua | Andrew | B | Thomson, JA | 02/02/1995 | |
| Thomson | Keelyann | | E | Sussex Street Community Law Service Inc | | |
| Thomson | Nathan | Trent | E | Butcher Paull & Calder | 21/12/2001 | |
| Thomson | Serina | Perdy | E | Klimek & Co Barristers & Solicitors | 05/10/2009 | |
| Thomson | Susan | Regine | E | Shann Family Lawyers | 12/06/2008 | |
| Thorley | Kellie | Elizabeth | E | Q Legal | 04/02/2008 | |
| Thornhill | Murray | Noel | DI | HHG Legal Group | 03/02/1998 | |
| Thornton | Jennifer | Anne | EP | Allens Arthur Robinson | 23/12/1983 | |
| Thorpe | Colin | Gregory | E | Slee Anderson & Pidgeon | 10/10/2008 | |
| Thorpe | Jasmine | | E | Ashurst (London) | 04/02/2003 | |
| Throssell | Andrew | David Ledsam | EP | Hotchkin Hanly | 22/12/1989 | |
| Thunder | Michael | Phillip Anthony | E | Clayton Utz | 04/02/2008 | |
| Thurbon | Debra | Renee | E | McCallum Donovan Sweeney | 02/07/2009 | |
| Tibbits | Peter | Angus | S | Angus Tibbits Solicitors | 22/12/1995 | |
| Tilli | Marisa | | E | Freehills | 05/03/2008 | |
| Timmermanis | Jane | Elizabeth | E | Fremantle Community Legal Centre | 21/12/1990 | |
| Timoney | Nicholas | James | EP | Stables Scott | 02/08/1990 | |
| Timpano | Laura | Marie | S | Timpano Legal | 05/03/2003 | |
| Tinelli | Rebecca | Lucia | E | Tottle Partners | 03/02/2009 | |
| Ting | Su | Sze | E | Middletons | 20/07/2005 | |
| Tinsley | Garth | Stuart | E | Blake Dawson | 02/03/2006 | |
| Tippett | Kirsty | Dale | SG | Government Employees Superannuation Board | 03/02/1993 | |
| Tiwari | Kiran | | I | Shell Development (Australia) Pty Ltd | | |
| Tolcon | Claire | Sylvia | SP | Steinepreis Paganin | 03/03/1999 | |
| Tolcon | Jeremy | Nicholas | DI | Mony De Kerloy Barristers & Solicitors | 04/04/1995 | |
| Tolcon | Paul | Nathan | E | Mony De Kerloy Barristers & Solicitors | 04/08/1998 | |
| Tole | Nicolas | Alexander | EP | Allens Arthur Robinson | 05/03/1997 | |
| Tolson | Cyril | Desmond | S | Tolson & Co | 23/12/1971 | |
| Tolson | Helen | Marie | E | Tolson & Co | 20/12/1996 | |
| Tomba | Rosalie | Marie | E | Gibson & Gibson | 21/12/2001 | |
| Tomich | Carolyn | Margaret | E | Julienne Penny & Associates | 20/07/2005 | |
| Tomkinson | Neil | | S | Tomkinson, N | 02/11/1979 | |
| Tomkinson | Samuel | Nicholas | E | Kott Gunning | | |
| Tompkins | Linda | Anne | E | Allion Legal | 02/02/2007 | |
| Tong | Damien | Hin-lee | E | Vincent Partners | 03/03/2004 | |
| Tonon | Daniela | | NP | Not Practising | 02/03/2000 | |
| Toohey | Amy | Elisabeth | E | Clayton Utz | 02/03/2001 | |
| Toohey | Christopher | Peter | I | Woodside Energy Ltd | 02/02/1999 | |
| Tooker | Brett | Esmond Forbes | SG | Office of the Director of Public Prosecutions (State) | 04/02/2002 | |
| Torney | Carmel | Louise | E | Kroon Legal | 14/07/2008 | |
| Tottenham | Clare | Marie | S | Clare Tottenham | 03/09/2002 | |
| Tottle | Paul | Allan | EP | Tottle Partners | 19/12/1986 | |
| Touyz | Colin | | EP | Hammond King Touyz | 18/12/1987 | |
| Tovey | Sara | Pauline | C | Dwyer Durack | 12/07/1989 | |
| Trahar | Susan | Kay | E | Legal Aid of Western Australia | 02/03/2005 | |
| Trainor | John | Gerard | E | Legal Aid of Western Australia | 18/02/1980 | |
| Trainor | Paul | Damon | S | Trainor Legal | 02/04/1993 | |
| Tranter | Peter | James | E | University of Notre Dame Australia | 03/02/1993 | |
| Treadgold | Annabel | Frances | E | Jackson McDonald | 02/04/2008 | |
| Treasure | Colby | William | E | Jarman McKenna | 04/02/2008 | |
| Trees | Cameron | Peter | E | South West Aboriginal Land & Sea Council | 04/03/1998 | |
| Trees | Melissa | Tara | A | Australian Securities & Investments Commission | 21/12/2001 | |
| Tregonning | John | Alexander | I | Western Power | 23/12/1981 | |
| Treloar | Victoria | Joy | E | O'Sullivan Davies | 19/02/2008 | |
| Tremlett | Patrick | John | SG | Parliamentary Counsel's Office | 23/12/1977 | |
| Trewin | John | Charles | E | Marks and Sands (No1) Pty Ltd | 22/12/1972 | |
| Trigg | Joel | Nathan | E | W.G. McNally Jones Staff | 08/12/2009 | |
| Trilling | Vanessa | Jacqueline | E | Paterson and Dowding | 03/02/2009 | |
| Trinder | Marnie | Joanne | S | Marnie Joanne Trinder | 22/12/1995 | |
| Trinh | Vuong | Tuyet Linh | E | Lavan Legal | 02/03/2005 | |
| Triplett | Michelle | Elizabeth | I | West Australian Newspapers Ltd | 05/03/2002 | |
| Trott | Russell | Evan | E | Goldfields Land and Sea Council | 04/04/2000 | |
| Trowell | Mark | Terence | B | Trowell, MT, QC | 23/12/1981 | QC |
| Troy | Alan | Laurence | B | Troy, AL | 17/07/2002 | |
| Trudgian | Amanda | Ashley | E | CCS Insurance Law | 20/07/2005 | |
| Tsaknis | Leo | Anthony | B | Tsaknis, LA | 02/06/1994 | |
| Tsang | Charmaine | | I | UGL Resources Pty Ltd | 05/03/2002 | |
| Tseu | Karen | Li Ying | E | Corrs Chambers Westgarth | 19/12/2008 | |
| Tsokos | Emily | Nicol | E | Shell Development (Australia) Pty Ltd | 03/03/2004 | |
| Tuang | Lisa | | I | Metso Minerals | 02/02/1995 | |
| Tudori | Linda | Elizabeth | S | Tudori, LE | 20/12/1996 | |
| Tudori | Michael | Lawrence | S | Tudori, ML | 02/03/1995 | |
| Tuohy | Martin | Hugh | DI | Equitas Lawyers | 12/07/2000 | |
| Turfrey | Jacqualyn | Louise | E | Yawuru Native Holders Corporate Group | 02/05/2007 | |
| Turley | Lisa | Maree | EP | Biddulph & Turley | 23/12/1993 | |
| Turnbull | George | William | E | Legal Aid of Western Australia | 02/11/1999 | |
| Turner | Anne | Barbara | A | Australian Securities & Investments Commission | 22/12/1989 | |
| Turner | Anne | Marie | SG | Legislative Council Committee Office | 22/12/1995 | |
| Turner | Helen | Margaret | S | Helen Turner Solicitor | 04/02/1991 | |
| Turner | Paul | Anthony | SG | Department for Planning | 23/12/1988 | |
| Turtley-Chappel | Kate | Erin | E | Central Desert Native Title Services | 08/04/2010 | |
| Turton | Brett | John | NP | Not Practising | 19/01/2009 | |
| Turton | Judith | Anne | I | Iluka Resources Limited | 04/03/1981 | |
| Twentyman | Lisa | Jayne | E | Norton & Smailes | 02/04/2009 | |
| Tydde | Daniel | Richard | E | Clayton Utz | 05/03/2003 | |
| Tydde | Julian | Richard | B | Julian Tydde | 04/08/1987 | |
| Tydde | Patrick | John | E | Hotchkin Hanly | 02/03/2006 | |
| Tyers | Benjamin | Charles | S | Ben Tyers, Barrister & Solicitor | 02/03/1995 | |
| Tyler | Clare | Louise | I | Rio Tinto Ltd | 20/12/2007 | |
| Tyler | Mark | Dominic | E | Freehills | 01/11/2007 | |
| Tyler | Sarah | | E | Legal Aid of Western Australia | 02/02/2010 | |
| Tylich | Christopher | David | I | Australia Western Railroad Pty Ltd | 21/12/2000 | |
| Tylich | Elizabeth | Margaret | SP | Jackson McDonald | 02/02/2000 | |
| Tyson | Ciara | Aisling | DI | Kim Wilson & Co | 02/02/1996 | |