My Danyer family seemed to change their surname at various times to Denyer - ie wedding cert.and census.
William Denyer born abt. 1770 his son: William Denyer b.1811 Mearworth, Kent. Married to Maria. children: Mary 1831, William 1835, Alfred 1837, Charles 1839, John 1841, and George (my ggg.father)b.1846 Mearworth, Kent.
George married Anne Turner 1867 in Strood,Kent. children: Ernest b.1871, Emily 1874, and Annie (my gg.mother) b.1868
Annie married Charles Henry Wickenden 1887 in Strood, Kent.
If this family rings bells with anybody, I'll be happy to hear from you.