Libra heart most suitable horoscope signs are twins, water bearer, and aries. When it comes to matters of the heart, Libra seeks balance and understanding above all else. The Twins can bring stimulation and fun to the relationship, while Aquarius shares Libra's appreciation for mind and innovation. Aries, known for their fire, can ignite a flame in Libra's soul. Libra and these signs create a balanced and fulfilling union.