Indosuchus was named by Huene (1933) [Named by Huene in Huene & Matley 1933.].

It was synonymized subjectively with Orthogoniosaurus by Romer (1956), Romer (1966); it was considered a nomen dubium by Novas et al. (2010).

It was assigned to Carnosauria by Kuhn (1939); to Pachypodosauria by Huene (1958); to Megalosaurinidae by Tatarinov (1964), Molnar (1980); to Carnosauria by Gauthier (1986); to Tyrannosauridae by Walker (1964), Steel (1970), Chatterjee (1978), Carroll (1988); to Tyrannosaurinae by Paul (1988); to Carnotaurinae by Lamanna et al. (2002); to Abelisauridae by Bonaparte (1986), Buffetaut et al. (1988), Bonaparte et al. (1990), Bonaparte (1991), Buffetaut (1992), Chatterjee and Rudra (1996), Sampson et al. (1996), Sampson et al. (1996), Loyal et al. (1996), Sahni (1997), Rowe et al. (1997), Novas (1997), Sereno (1997), Sampson et al. (1997), Sampson et al. (1998), Prasad and Sahni (1999), Mohabey (2001), Rauhut (2003), Tykoski and Rowe (2004), Novas et al. (2004), Malkani (2006), Smith (2007), Sampson and Witmer (2007), Juárez Valieri et al. (2007), Carrano and Sampson (2008), Prasad and Sahni (2009), Mohabey (2011), Prasad (2012), Candeiro et al. (2012), Hendrickx and Mateus (2014); and to Allosauridae by Huene (1933), Khosla and Lucas (2023).