You can't depend on your eyes...
Here is a List of Clans. As soon as possible I will be creating a thread for each one.
Aburame Clan Main article: Aburame Clan
The Aburame clan (油女一族, Aburame Ichizoku) is a clan characterized by their use of insects as weapons. The insects live in symbiosis within the body of the shinobi. At birth, members of this clan are offered to a special breed of insects called kikaichū as a nest, residing just under their host's skin.
Akimichi Clan Main article: Akimichi Clan
The Akimichi clan (秋道一族, Akimichi Ichizoku) is a clan that is able to quickly convert calories into chakra, which they then use in their hidden technique, Multi-Size Technique and its various related body-enlargement jutsu. Most of these jutsu are known to rapidly consume the user's chakra upon activation, and maintaining them during a prolonged battle can be tiring indeed, which is probably why the Akimichi are prone to overeating in order to constantly replenish their chakra reserves.
Fūma Clan Main article: Fūma Clan
The Fūma clan (風魔一族, Fūma Ichizoku) is a renowned ninja clan, famous in at least Amegakure and the Land of Fire. It is unknown where they hail from.
They are well-known as an aggressive clan and fight using their characteristic giant Fūma Shuriken; a large, four-bladed weapon said to possess preeminent sharpness.
Haku's Clan Main article: Haku's Clan
This unnamed clan lived in the Land of Water. Some time ago, the country was in the midst of a civil war. In this war, different sides battled each other using ninja, some of whom possessed kekkei genkai. After the war ended, memories of the horrific battles still lingered in the minds of the people, causing wide-spread persecutions against those with kekkei genkai. Because of this, Haku's clan, whose members carried the Ice Release kekkei genkai, went into hiding.
Hyūga Clan Main article: Hyūga Clan
The Hyūga clan (日向一族, Hyūga Ichizoku) is one of the oldest and most powerful clans in Konohagakure. All members born into the family possess the Byakugan, a kekkei genkai that gives them extended fields of vision and the ability to see the chakra circulatory system.
Inuzuka Clan Main article: Inuzuka Clan
The Inuzuka clan (犬塚一族, Inuzuka Ichizoku) or Inuzuka family (犬塚家, Inuzuka-ke) is known for their use of ninken as fighting companions. Clan members are apparently given their own canine partner or partners when they reach a certain age.
Kaguya Clan Main article: Kaguya Clan
The Kaguya clan (かぐや一族, Kaguya Ichizoku) is a now extinct clan, known to have been very barbaric. Select few, namely Kimimaro, possessed the kekkei genkai Shikotsumyaku. With the exception of Kimimaro, the clan was killed off when attacking Kirigakure in a failed attempt to show off their ferocity. The clan was very savage and had no tactics when going to battle, and refused to back down even when surrounded and completely outmatched, preferring to fight to the death for fun.
Nara Clan Main article: Nara Clan
The Nara clan (奈良一族, Nara Ichizoku) or Nara family (奈良家, Nara-ke) is known for their manipulation of shadows and tending of deer, which graze in a large area of Nara clan forest. They have kept a book with medicine preparations and effects for generations which imply they are skilled in the area of medicine. Among the medicine described in this book are the secret pills used by the Akimichi clan.
Sarutobi Clan Main article: Sarutobi Clan
The Sarutobi clan (猿飛一族, Sarutobi Ichizoku) is an influential clan from Konohagakure. It has produced several notable members who have held positions of high authority, such as Hokage, or membership in the Twelve Guardian Ninja. All known members have been observed devotees of the Will of Fire.
Senju Clan Main article: Senju Clan
The Senju clan (千手一族, Senju Ichizoku) was considered the strongest clan in the ninja world during the war-torn era before the founding of the hidden villages. Together with their rivals, the Uchiha clan, they were responsible for founding Konohagakure and making the village into what it is today.
Shirogane Clan Main article: Shirogane Clan
The Shirogane clan (白銀一族, Shirogane Ichizoku) is the puppet clan from Sunagakure appeared in Naruto: Uzumaki Chronicles 2. They are the principal antagonists of the game.
Uchiha Clan Main article: Uchiha Clan
The Uchiha clan (うちは一族, Uchiha Ichizoku) was once considered to be one of the most powerful clans in Konohagakure, but is now almost extinct after the events of the Uchiha Clan Massacre.
Uzumaki Clan Main article: Uzumaki Clan
The Uzumaki clan (うずまき一族, Uzumaki Ichizoku) was a prominent clan in Uzushiogakure. They were distant relatives of the Senju clan and thus both clans were on good terms; an alliance that extended onto their Hidden Villages - Konohagakure and Uzushiogakure.
The shinobi of Konoha integrated Uzushiogakure's symbol onto their uniforms and flak jackets as well as on the shoulders of their uniforms as a sign of friendship and goodwill between the two villages, and continue to do so to this day, in memory of their friendship even years after Uzushiogakure's destruction.
Yamanaka Clan Main article: Yamanaka Clan
The Yamanaka clan (山中一族, Yamanaka Ichizoku) runs a flower shop in Konohagakure and specializes in anything mind related such as, manipulating the minds of their opponents. They have also displayed sensory abilities and their techniques range from transferring consciousness to communicating telepathically.
Yotsuki Clan Main article: Yotsuki Clan
The Yotsuki clan (夜月一族, Yotsuki Ichizoku) is a clan from Kumogakure. In Taka's attempt to capture Killer Bee, they confront a member of the clan. When he proved unwilling to sellout his allies, Sasuke used a genjutsu to make him reveal Killer Bee's location and identifying features.
Anime-only Clans
Fūma Clan (Land of Sound) Main article: Fūma Clan (Land of Sound)
The Fūma clan (ふうま一族, Fūma Ichizoku) is a shinobi clan from the Land of the Rice Fields, where Orochimaru established the Land of Sound. The clan specialize in using chakra threads. Some of their most powerful members were tricked by Orochimaru, who promised to restore their clan status, and were used in his kinjutsu development experiments.
Kamizuru Clan Main article: Kamizuru Clan
The Kamizuru clan (上水流一族, Kamizuru Ichizoku) is a clan of bee users from Iwagakure who were once very well known. They don't wear Iwagakure forehead protectors for some reason.
Kedōin Clan Main article: Kedōin Clan
The Kedōin clan is a small clan led by Agari Kaisen. Its members have the ability to copy someone's appearance, so well that it can't be exposed by ninken. However, they cannot copy techniques and other abilities. After a few days the clan member who used the technique returns to normal.
Kohaku Clan Main article: Kohaku Clan
The Kohaku clan was attacked by Furido's 4-Man Team, and subsequently killed. The deceased members of this clan were later revived as zombies by their killers and used in Furido's attack on Konoha. The members have the symbol of two black tomas shaped like yin and yang tattoed on their upper arm with two lines going around it.
Kurama Clan Main article: Kurama Clan
Exclusive to the anime, the Kurama clan (鞍馬一族, Kurama Ichizoku) is a clan of extremely skilled genjutsu users. This talent in genjutsu is due to the unnamed kekkei genkai that the clan possesses. However, once every few generations, a member of the clan will be born with such enormous skill in genjutsu that their illusions can actually produce tangible effects that occur in reality.
Shiin Clan Main article: Shiin Clan
The Shiin clan was a small shinobi clan from the Land of the Rice Fields,[1] where Orochimaru established the Land of Sound. Despite their size, they had high ideals. After Otogakure was founded, all the skilled members joined Otogakure. But when the requests from the daimyo stopped coming, their leader lost his reason to live and set sight for a gold mine.
Tsuchigumo Clan Main article: Tsuchigumo Clan
The Tsuchigumo clan (土蜘蛛一族, Tsuchigumo Ichizoku) is a clan that formed a pact with the Third Hokage during the Third Great Shinobi World War. The clan's leader at that time, En no Gyōja, developed a jutsu that could wipe out an entire village. By terms of the pact with the Third Hokage, En no Gyōja declared the jutsu to be forbidden, in exchange for protection provided by Konoha in times of need.
Wagarashi Family Main article: Wagarashi Family
The Wagarashi family (ワガラシ一家, Wagarashi ikka) was the Wasabi family's greatest enemy and rival.
Wasabi Family Main article: Wasabi Family
The Wasabi family (ワサビ一家, Wasabi ikka) is the Wagarashi family's greatest enemy and rival. For many years the two clans have been fighting for ownership of the Degarashi Port. Jirōchō Wasabi is the founder and head of the clan.
Watari Ninja Main article: Watari Ninja
The Wandering Ninja (Watari ninja) is a small group of missing-nin led by Hōki. Most of the members wear masks to hide their identities.
...when your imagination is out of focus.
