Lord Johnstone's 2nd son may be Kit Hamish Wentworth b 1 Aug 2019. See my 14 Sept 2019 post: https://groups.google.com/g/peerage-news/c/deCwccwUH1E/m/6q7exh4eBQAJ
LIVERPOOL - I take Viscount Stopford’s son and heir to be CHARLES MARMADUKE L S b 2019 reg Q2 Westminster
THURLOW – I take Hon Nicholas’s 2nd son to be Timothy Edward HOVELL-THURLOW-CUMMING-BRUCE b 2020 reg Q3 Gloucestershire
REMNANT – could the 2nd son be Ludovic Dominic [his gf’s forename] b 2019 reg Q3 Ken&Chelsea (same reg district as 1st s)?