In alphabetical order

The following is a list of artists and groups which were once part of the Wu. But for one reason or another severed their Wu ties. I will still report news and album releases by these artists.

The Beggaz
Other Names: Begga Clan, Chi Saw Gang
Notes: Original roster has changed over the years but current members include Buddah Hava, Father Lord (aka Wu Chi [RIP]), Magic Sword, Master Beggar, Ooh Ahh (aka Ooh Aah Swordsman, Begga Ooh), Persian Killer, Samo Heung, Scorpion, and Short Axe. The Beggaz were listed as part of the "old" United Kingdom group.
Father Lord was a close associate of the Sunz Of Man until his untimely death. Since then The Beggaz have had no dealings with the Wu.
Albums: n/a

Black Lotus
Other Names: n/a
Notes: Group consisting of Bolo Gah (aka King Cee), Dragonfly (aka Born Wise), LongAxe (aka Tarkwan, General Kwan), and Scientific. Some members of this group were formerly a part of The Beggaz.
Albums: n/a

Black Rose Kartel
Other Names: Rose Family, Black Militia Family
Notes: Group consisting of Baracus (aka Lord Baracus, Aristotle), Daddy Rose, Elohim, Goldie Mack, Nicky Bonds (aka St. Nickolas), and Salahudin (aka Saladin Rose). Originally the Rose Family, but after a slight change in roster they became better known as Black Rose Kartel.
Although their Wu affiliation is unclear, they were once a part of the group United Kingdom. Daddy Rose is a close associate of Killah Priest, and has performed alongside Popa Wu, Timbo King and various members of the Sunz Of Man. All traces of their involvement were left off the retail version of Popa Wu's "Visions of the Tenth Chamber".
Salahudin and Daddy Rose are also members of The Maccabees.
Albums: Rose Kartel Order (2000)

Champ
Other Names: Shorty the Scorpion, Champ MC
Notes: Female MC and member of the Deadly Venoms. No longer uses the "MC" suffix after her name.
Albums: Ghetto Flava (1995)

Daddy Rose
Other Names: El Shabar
Notes: Maccabees & Black Rose Kartel MC and producer. He grew up with The RZA, GZA and Ol' Dirty Bastard and elevated the teachings of the 5% Nation.
Daddy Rose is currently signed to an independent label "Excelsior Empire" which is based in New York's Bronx province.
Albums: n/a

Dark Skinned Assassin
Other Names: Divine Self Allah, DSA
Notes: Close affiliate of GP Wu. Has a number of solo tracks but it is more popularly known for his duet with Pop Da Brown Hornet "GP Connection".
Albums: n/a

Deadly Venoms
Other Names: Venom
Notes: All female group consisting of Champ (aka Shorty the Scorpion), Finesse (aka Chameleon), J-Boo (aka Viper), and N-Tyce (aka Poison). Most members had semi-successful solo careers before forming as a group.
The Venoms were originally signed to "A&M" Records and had a planned release called "Antidote". The album was recorded but label disputes forced its cancellation. They were later signed to "Dreamworks" and completed a new album, this time called "Pretty Thugs". Advanced copies were subsequently leaked, but again it was never released to the public. Their main producer is Storm.
A new look Deadly Venoms was unveiled in mid 2002. The group are now only a trio, having lost the talents of Finesse for business reasons.
In the words of RZA, "they were down with Wu-Tang Management and not with Wu-Tang Productions".
Albums: Antidote (1998); Pretty Thugs (2000); Still Standing (2002)

DJ Devastator
Other Names: n/a
Notes: Producer who's works include tracks by The Syndicate and Raekwon.
Albums: n/a

Espionage
Other Names: n/a
Notes: MC and Buddha Monk associate. Espionage was a former member of The Manchuz but is no longer associated with them. Can be heard on the original take of "Gots Like Come On Thru".
Albums: n/a

E The Dred
Other Names: n/a
Notes: Producer who's works include tracks by The Syndicate. Had the same problems with the Wu as The Syndicate did.
Albums: n/a

Finesse
Other Names: Chameleon
Notes: Female MC, and one time duo-member with Synquis. Finesse joined the Deadly Venoms for the duration of two completed albums, but left before the group began work on their third.
Albums: Soul Sisters (1988)

G-Clef
Other Names: Da Mad Komposa, Amadeus Melchizedek, Don Pellegroso, Johnny Amore
Notes: Producer and MC of the Soul Kid Klik. Also a former member of the group Ghetto Philharmonic. This group released an album in 1994 called "Hip-Hop Be-Bop" which featured other members of the future Soul Kids.
Albums: G-Clef's Jazzy Breaks (2002); Journals From A Desert Planet (EP) (2002); G-Clef's Drama Breaks (2004)

Goldfinghaz
Other Names: n/a
Notes: Producer who's works include tracks by Gravediggaz, Cappadonna, and Shyheim. Has apparently "disappeared", according to RZA.
Albums: n/a

GP Wu
Other Names: Gladiator Posse, GP The Grain
Notes: Much debated group consisting of Down Low Recka, June Luva, Pop Da Brown Hornet, and Rubberbands. They are Staten Island residents and have maintained close ties with the Wu-Tang Clan and various other Wu-Fam members (notably Shyheim).
In late 2001, group member Rubberbands was shot in the head but somehow survived the altercation.
GP Wu left the Wu camp in 1995.
Albums: Don't Go Against The Grain (1998)

Goodfella Mike G
Other Names: Vito Andoloni
Notes: Italian MC, and member of the Soul Kid Klik.
Albums: Time To Make Da Pasta (2002)

Ill Knob
Other Names: Knowledge
Notes: KGB MC who records closley with the Deadly Venoms. Has released a number of solo singles, and some unconfirmed EP's with "Echo International".
Currently in the same predicament as his parent group KGB.
Albums: n/a

J-Boo
Other Names: Viper
Notes: Female MC and newest member of the Deadly Venoms.
Albums: n/a

Joe Mafia
Other Names: n/a
Notes: Member of The Syndicate, who released a very unexpected solo LP in late 2002 called "This One".
Albums: This One (2002)

KGB
Other Names: Klik Ga Blow
Notes: Underground group consisting of Asiatic (aka Adriatic), DJ Kin (aka Kinny Kin), Ill Knob (aka Knowledge), and Raheem (aka Red). Signed to "Protect Ya Neck Records" but reportedly the group have their own label as well. They record closely with former PYN group the Deadly Venoms.
Albums: n/a

N-Tyce
Other Names: Poison
Notes: Female MC and member of the Deadly Venoms. Released a string of solo tracks early in her career including "Hush Hush Tip" with Method Man.
Albums: n/a

Pop Da Brown Hornet
Other Names: Poppy Da, Brown Bomber
Notes: First MC from GP Wu to release a solo LP. Pop Da Brown Hornet is the cousin of Wu-Tang Clansman, Ghostface Killah.
Grew up alongside RZA (as did his GP counterparts), but chose not to work specifically with the Abbott himself for some unknown reason.
Albums: The Undaground Emperor (2000)

RNS
Other Names: n/a
Notes: Producer who's works include tracks by Shyheim, GP Wu, King Just, and the Gravediggaz. RNS was the one who taught RZA the art of production.
Turned his back on the Wu in 1995.
Albums: n/a

Rocks The World MC's
Other Names: n/a
Notes: Not an official group, but consists of all artists and producers which are currently signed to "Rocks The World Records". These are the Deadly Venoms, Storm, Russ Prez, 40 Glocc, Ill Knob, Riggamortis, Born, Friday, Red, Daze, Supreme, Lexx, The Darkside, and Smokin Joeh.
Storm and Russ Prez have both worked for "Protect Ya Neck Records" in the past, as have many of the current artists. Smokin Joeh has produced tracks for The Syndicate, and Supreme was once a producer for the Sunz Of Man.
Rapper 40 Glocc released his solo album "The Jackal" in late 2002.
Albums: Rocks The World MC's (2002)

Russ Prez
Other Names: n/a
Notes: Producer who's works include tracks by M.M.O. and Killarmy. He is now a part of "Rock The World Records".
Albums: n/a

Ruthless Bastards
Other Names: n/a
Notes: Group comprising of Apocalips, Blizzard, Infrared, Sha Gotti (aka Valentino, Last Don), and Truck. Ruthless Bastards were already an established group before they signed on with "Wu-Tang". Although largely unknown at the time, Ruthless Bastards came to attention on RZA's "The Swarm" compilation with an offering called "Bastards".
Their production is handled mainly by The Blaquesmiths.
Albums: n/a

Smokin Joeh
Other Names: n/a
Notes: Producer who's works include tracks by The Syndicate but now works for "Rocks The World Records".
Albums: n/a

Soul Kid Klik
Other Names: Soul Kid Vets
Notes: Group formerly signed to "GZA Entertainment". Members include Blakspik (aka Joaquin), DJ Spinbad, G-Clef, Goodfella Mike G, Infamous (aka Mr. Savage, Doc Dave Banna), Skinslaya (aka Big Joe Smith, Smitty), and Storm Da Ghetto Mutant.
Internal problems have forced the group to separate. SKK members are still close to one another and have embarked on solo projects. Most of the material from their album "Invisible Army" was recorded during their Wu days.
Albums: Invisible Army (2001)

Storm
Other Names: n/a
Notes: Producer who's works include tracks by M.M.O., KGB and Deadly Venoms. He once produced tracks for artists signed to "Protect Ya Neck" Records. Storm now heads "Rocks The World Records".
Not to be confused with Storm Da Ghetto Mutant (of Soul Kid Klik).
Albums: n/a

Supreme
Other Names: Supreme Kourt
Notes: Former Wu producer who's works include tracks by Sunz Of Man, and Shabazz The Disciple. Is responsible for bootlegging a large number of Sunz Of Man and Shabazz tracks, including the full length album "The First Testament".
Supreme is now on the "Rocks The World" roster.
Albums: [Various EP's from MP3.com]

The Syndicate
Other Names: Crime Syndicate, Wu-Syndicate
Notes: Originally named Crime Syndicate, the group briefly became Wu-Syndicate and comprised of Joe Mafia, Myalansky, and Napolean. Their debut album came out jointly on "Wu-Tang Records" and their own "Slot Time Records". But not long after this, there were reports of a fallout between the group (and one of the main producers, E The Dred) with "Wu-Tang Records" which forced them into another label contract.
The Wu-Syndicate have now altered their name to The Syndicate. According to RZA, The Syndicate has a publishing deal with one of his companies, and both parties are still in communication.
Albums: Myalansky & Joe Mafia: Wu-Syndicate (1999)

Visible
Other Names: n/a
Notes: Largely unknown Producer associated with GP Wu. He produced the group's track "If You Only Knew".
Albums: n/a

War
Other Names: War Child
Notes: Solo MC, and close associate of Buddha Monk. Can be heard on the track "Warrior Chiefs". Also a one-time member of The Manchuz.
Albums: n/a