USA until 02 February 2020 – eligible to represent Australia in National Representative Competitions (see World Athletics Eligibility to Represent a Member Rule 1.4.2) from 31 July 2020
Dan O’Brien won an Olympic gold medal at the Atlanta Olympic Games (1996). He is triple decathlon World champion (1991, 1993, 1995) and a former World Record holder (8891 points scored in Talence 1992).
Qi Haifeng won gold medal at the 2002 Asian Games in Busan, South Korea, with a total of 8041 points. His personal best in decathlon is 8290 points, achieved at the 2005 Hypo-Meeting in Götzis.
Olen olnud aastaid Decathlon 2000 kasutaja ja arvan, et ei möödu nädalatki, kui vajan ja kasutan mahukat andmebaasi, millisena sellelt lehelt kättesaadav info on absoluutselt maailmatasemel - Erich Teigamägi