Separately, pro-Palestinian supporters are walking through the centre of Edinburgh on Saturday afternoon.
On Sunday afternoon, a memorial event will take place in Hyde Park organised by the Board of Deputies of British Jews, the Jewish Leadership Council and other groups.
The war began when Hamas gunmen attacked Israel on 7 October last year, killing about 1,200 people and taking 251 others as hostages.
Israel responded with a military campaign in Gaza that has now killed at least 41,825 people, according to the Hamas-run health ministry.
