| No | Year | Date | Venue | Theme | Member Denominations |
| 1st | 1948 | 11–19 August | Amsterdam, The Netherlands
English Reformed Church | "The Christ of the Scriptures" | 150 delegates, 29 countries, 39 denominations |
| 2nd | 1950 | 16–23 August | Geneva, Switzerland | "Twentieth Century Reformation" | 450 delegates, 43 countries, 42 denominations |
| 3rd | 1954 | 3–12 August | Philadelphia, PA, USA
Faith Theological Seminary | "The Historic Christian Faith" | 1500 delegates, 45 countries, 54 denominations |
| 4th | 1958 | 12–21 August | Rio-Petropolis, Brazil | "The Christ of the Scriptures" | 500 delegates, 45 countries, 62 denominations |
| 5th | 1962 | 14–20 August | Amsterdam, The Netherlands | "Jesus Christ, the Same Yesterday, Today, and Forever" | 700 delegates, 62 countries, 83 denominations |
| 6th | 1965 | 5–11 August | Geneva, Switzerland | "Jesus Christ, the Way, the Truth, and the Life" | 1000 delegates, 53 countries, 111 denominations |
| 7th | 1968 | 12–25 August | Cape May, NJ, USA | "Forever, O Lord, Thy Word is Settled in Heaven" | 3000 delegates, 85 countries, 140 denominations |
| 8th | 1973 | 12–24 June | Cape May, NJ, USA | "Worthy is the Lamb" | |
| 9th | 1975 | 16–27 July | Nairobi, Kenya | "The First and the Last" | 5000 delegates, 85 countries, 230 denominations |
| 10th | 1979 | 15–28 June | Cape May, NJ, USA | "Christ in the Midst of the Churches" | |
| 11th | 1983 | 16–30 June | Cape May, NJ, USA | "Victory by Faith in Jesus Christ" | |
| 12th | 1988 | 6–16 June | Cape Canaveral, FL, USA | "That They All May be One" | |
| 13th | 1990 | 8–17 August | Vancouver, BC, Canada | "The Churches of Christ, Faithful, Militant, Triumphant" | |
| 14th | 1993 | 9–19 June | Elkins Park, PA, USA
Faith Theological Seminary | "The Spirit and the Bride Say, Come!" | |
| 15th | 1997 | 12–20 February | Santiago, Chile
Internado Nacional Barros Arana | "Finally, My Brethren, Rejoice In The Lord" — Phil. 3:1 | |
| 16th | 2000 | 8–14 November | Jerusalem, Israel
Yad Hashmona (Emmaus) Holiday Village | "21st Century Reformation: Even So, Come, Lord Jesus" — Rev. 22:20-21 | |
| 17th | 2005 | 8–14 June | Gangwon, South Korea
21st Century Youth Training Centre | "Stand Fast and Strive Together for the Faith of the Gospel" — Phil. 1:27 | 240 delegates, 32 countries |
| 18th | 2010 | 11–15 October | The Philippines
Greenhills Christian Fellowship, Manila
Bacolod Pavilion Hotel, Bacolod | “Be Thou Faithful Unto Death” — Rev. 2:10 (Stage One) | |
| 18th | 2012 | | Serra Negra, São Paulo, Brazil | “Be Thou Faithful Unto Death” — Rev. 2:10 (Stage Two) | |
| 19th | 2017 | 8–11 February | Coatzacoalcos, Veracruz, Mexico | “I Am Set for the Defense of the Gospel” — Phil. 1:17 | |
| 20th | 2020 | 22–29 January | Puerto Montt, Chile | "God Is Love" — 1 John 4:10 | |
| 21st | 2023 | 21–28 June | Collingswood, NJ, USA | "Declare God's Glory Among the nations" — Psalm 96:1-3 | |
