After trying to steal Rosario and then showing up at the Walker's annual Valentine's weekend to taunt Karen for being alone, Karen's arch-rival showed up at the HRC gala with "business associate" Benji and tried to outbid her in the silent auction. He was in Vegas for Karen's wedding and confessed to Will that Karen Walker was "the one who got away." His rich wife Crystal finally passed in 2005.
Episodes [15]: 03.14, 04.15, 05.17, 06.03, 06.23, 07.15, 07.22, 08.07, 08.11, 08.17, 08.23, 09.05, 09.07, 10.03, 11.16
Wacky neighbor Val moved into apartment 15F and befriended Will (which made Grace crazy jealous). She then moved to 12E and befriended Grace (then stole her music box). After seeing Jack's cabaret act Jack 2001, Val stalked him. When Val shows up again and tries to be friendly with Grace, Grace gives her the cold shoulder. To get back at her, Val opens a design business next door and steals Grace's ideas and clients. In 2004, Grace ran into Val at an AA meeting.
Episodes [8]: 01.18, 02.20, 03.21, 04.22, 07.03, 09.09, 10.13, 11.14
Will's mother, married to George Truman. They have three sons: Sam, Paul, and Will (her favorite). George and Marilyn decided to divorce in 2002. After the divorce became final in 2003, she became depressed and moved in with Will. After spraining her ankle, she was forced to stay with Will for a couple more weeks. In 2004, she invited Grace to her house for a tea party and Grace broke her favorite Lladro figurine.
Episodes [15]: 04.09, 04.18, 06.03, 06.04, 06.06, 06.21, 07.11, 07.21, 08.09, 08.19, 08.20, 09.16, 10.07, 10.15, 11.10
Fiona is Grace's neice and Janet's daughter. She is in a relationship with Trevor.
Episodes [1]: 11.09
Larry and his partner Joe are two former party boy friends of Will and Jack's. They settled down in the South Hamptons and are raising a daughter, Hannah. They were married in 2001 in Vermont. Grace fixed him up with Will's father's mistress.
Episodes [17]: 03.03, 03.10, 03.17, 03.18, 04.12, 05.04, 05.08, 05.09, 05.15, 06.14, 07.05, 08.04, 08.15, 08.20, 09.09, 10.17, 11.08