Yes there are! In fact there are tons and tons! This is what I like to call - The Christianity Web:
1 Terminology and qualification
2 Christian denominational families
3 Historical groups
3.1 Early Christian
3.2 Late ancient and Medieval Christian
3.2.1 Church of the East
3.2.1.1 Assyrian Christianity
3.2.2 Oriental Orthodox Churches
4 Eastern Orthodox
5 Roman Catholic
5.1 Latin Church (Western Church)
5.2 Eastern Catholic Churches
5.2.1 Alexandrian Rite
5.2.2 Armenian Rite
5.2.3 Byzantine Rite
5.2.4 East Syriac Rite
5.2.5 West Syriac Rite
6 Protestant
6.1 Proto-Protestant
6.2 Lutheran
6.2.1 Pietism
6.3 Reformed (Calvinist)
6.3.1 Continental Reformed churches
6.3.2 Presbyterianism
6.3.3 Congregationalism
6.4 Anglican (Episcopalian)
6.4.1 Anglican Communion
6.4.1.1 United and uniting churches of the Anglican Communion
6.4.2 Other Anglican churches and Continuing Anglican movement
6.5 Anabaptist
6.5.1 Schwarzenau Brethren Movement
6.6 Baptist
6.6.1 Holiness Baptists
6.6.2 Spiritual Baptists
6.7 Methodist
6.7.1 Holiness movement
6.8 Campbellist and Millerist (Restorationist and Adventist)
6.8.1 Stone-Campbell Restoration Movement
6.8.2 Early Sabbath-Keeping movements, predating Millerism
6.8.3 Millerism and comparable groups
6.8.4 Adventist Movement (Sunday observing)
6.8.5 Adventist Movement (Seventh Day Sabbath/Saturday observing)
6.9 Quakers (Friends)
6.9.1 Shakers
6.10 Plymouth Brethren
6.11 Irvingist
6.12 Pentecostal and Charismatic
6.12.1 Pentecostal Holiness movement
6.12.2 Other Charismatic movements
6.12.3 Neo-charismatic movement
6.13 Uniting
6.13.1 Free Evangelical Churches
6.14 Evangelical
6.14.1 African Evangelicalism
6.14.1.1 Ethiopian Evangelicalism (P'ent'ay)
6.14.2 Asian-initiated churches
6.14.2.1 Chinese Independent Churches
6.14.2.2 Japanese Independent Churches
6.14.3 North American Evangelicism
6.14.4 South American Evangelicism
6.14.5 Internet churches
6.15 Other Protestant churches and movements
7 Miscellaneous
7.1 Independent Catholic
7.2 Independent Orthodox
7.2.1 True Orthodoxy
7.2.1.1 Old Believers
7.2.2 Syncretic Eastern Orthodoxy
7.2.3 Other Independent Eastern Orthodox movements
7.3 Independent Oriental
7.3.1 Syncretic Oriental Orthodoxy
7.4 Protestant Eastern Christian
7.5 Southcottist
7.6 Christian Identitist
7.7 Independent/Isolated
7.8 Nontrinitarian Protestant
7.8.1 Oneness Pentecostalism
7.8.2 Unitarian and Universalist
7.8.3 Nontrinitarian Restorationism
7.8.3.1 American Israelism and Latter Day Saint movement
7.8.3.1.1 "Prairie Saint" LDS denominations
7.8.3.1.2 "Rocky Mountain" LDS denominations
7.8.3.1.3 Fundamentalist Rocky Mountain LDS denominations
7.8.3.1.4 Other LDS denominations
7.8.3.2 British Israelism
7.8.3.2.1 World Wide Church of God splinter groups
7.8.3.3 Bible Students and splinter groups
7.8.3.4 Mexican groups
7.8.3.5 Philippine groups
7.8.4 Swedenborgianism
7.8.5 Christian Science
7.8.6 Esoteric Christianity (Gnosticism)
7.8.7 Other Nontrinitarians
7.9 Judeo-Christian
7.9.1 Messianic Judaism
7.9.2 Black Hebrew Israelites
7.9.3 Other groups
8 Parachurch
9 Ideologies
10 Syncretic
10.1 New Thought
10.2 Other Syncretists
11 See also
12 References
